Jin dynasty (266–420)

Background and Rise of the Sima Clan

The imperial lineage of the Jin dynasty traced its ancestry to the Sima clan of Wen County in Henei (modern Wen County, Henan Province). In the Eastern Han dynasty, members of the family had served in senior imperial offices, such as Sima Jun, who held the rank of General Who Conquers the West, and Sima Fang, who served as the Intendant of Jingzhao.^[2] Sima Fang had eight sons, known collectively as the Eight Da (Bada), who gained recognition for their administrative intellect and talents, among whom the most prominent were Sima Lang, Sima Yi, and Sima Fu.^[2] During the Three Kingdoms era, Sima Yi emerged as one of the preeminent military and political figures within Cao Wei, distinguishing himself through his successful defense against the northern expeditions of Zhuge Liang and his expedition to the Liaodong Peninsula to eliminate the warlord Gongsun Yuan.^[2]

Following the death of Emperor Ming of Wei (Cao Rui) in 239, Sima Yi was appointed co-regent alongside the imperial kinsman Cao Shuang to counsel the child emperor Cao Fang.^[2] Cao Shuang moved to monopolize executive authority, staffing the palace guards with personal loyalists and sidelining Sima Yi into honorific offices.^[2] Sima Yi responded by pretending to withdraw from political life and feigning illness to lull Cao Shuang's suspicion. In 249, taking advantage of Cao Shuang attending imperial sacrifices at the Gaoping Tombs outside Luoyang, Sima Yi orchestrated the Incident at the Gaoping Tombs, seizing control of the capital and executing Cao Shuang alongside his primary faction members.^[2][4] This purge transformed Cao Wei into a military regency regime (bafu politics) under the direct hegemony of the Sima family.^[2]

Upon Sima Yi's death in 251, his eldest son Sima Shi succeeded to the regency, maintaining an unyielding grip over the imperial court.^[2][4] Sima Shi deposed Emperor Cao Fang in 254 and replaced him with his cousin Cao Mao.^[5] In response, provincial commanders in the Huai River basin initiated the Three Rebellions in Shouchun, seeking to restore autonomous Cao imperial authority with the military aid of Eastern Wu, but Sima Shi suppressed the uprisings.^[2][5] When Sima Shi died in 255 during these operations, his younger brother Sima Zhao assumed control of the military administration and eradicated the remaining rebel forces led by Zhuge Dan.^[2][4] In 260, Cao Mao launched an armed palace assault against Sima Zhao's residence, but he was intercepted and killed by Sima Zhao's subordinates; Sima Zhao subsequently installed Cao Huan as the final sovereign of Wei.^[2][6]

To accumulate decisive dynastic prestige and prepare for the usurpation of the throne, Sima Zhao organized a massive military campaign against Shu Han in 263.^[2][7] Generals Zhong Hui and Deng Ai led the invasion armies; while Shu general Jiang Wei successfully stalled Zhong Hui at the fortress of Jiange, Deng Ai bypassed the fortifications by leading his detachment through rugged mountain trails via Yinping to descend on Mianzhu and Chengdu.^[2][7] The Shu emperor Liu Shan surrendered, bringing an end to the first of the Three Kingdoms.^[2][8] When Zhong Hui and Jiang Wei subsequently attempted an independent uprising, Sima Zhao moved quickly to suppress it. Sima Zhao was then elevated to the rank of King of Jin, receiving the Nine Bestowals (Jiu xi), symbolic ceremonial regalia granting near-imperial prerogatives.^[8][9] He derived the dynastic title from Wen County's historical placement within the Spring and Autumn state of Jin. Before he could ascend the throne, Sima Zhao died of a stroke in 265, bequeathing his title, offices, and imperial aspirations to his eldest son, Sima Yan.^[2][8]

Western Jin: Founding and Reunification

Upon assuming the kingship of Jin and the regency of Cao Wei, Sima Yan forced Cao Huan to abdicate on 4 February 266 (the renxu day of the twelfth month in the second year of Xianxi), ascending the imperial throne on 8 February (bingyin day) to inaugurate the Jin dynasty, historically known as Western Jin.^{[1][2][10][11]} Sima Yan became posthumously known as Emperor Wu.^[1][2] Following ancient rituals of dynastic transition, he granted Cao Huan the honorific title Prince of Chenliu, allowing him to maintain imperial ceremonies, dress, and carriage until his death.^[1] Sima Yan posthumously honored Sima Yi as Emperor Xuan, Sima Shi as Emperor Jing, and Sima Zhao as Emperor Wen.^[12]

Emperor Wu's primary geopolitical objective was the conquest of Eastern Wu to reunite China proper.^[2][13] His plans were delayed in 270 when a severe uprising erupted among the Xianbei under Tufa Shujineng in Qin and Liang provinces, accompanied by unrest among the Southern Xiongnu led by Liu Meng in Bing province.^[2] To deter Wu counteroffensives while imperial armies quelled the northwest, Wu general Yang Hu was stationed at Xiangyang to confront Lu Kang, while Wang Jun was tasked with constructing a vast naval fleet in Yi province.^[2] Lu Kang died in 274, and by 279 the frontier rebellions of Tufa Shujineng were pacified.^[2] Despite fierce domestic opposition from conservative courtiers led by Jia Chong and Xun Xu, who argued that frontier defenses remained fragile, Emperor Wu endorsed the counsel of Du Yu, Wang Jun, and Zhang Hua, ordering a coordinated six-pronged invasion of Eastern Wu in December 279.^[2]

The campaign mobilized over 200,000 soldiers advancing by riverine and terrestrial routes from Sichuan, the central Yangtze, and the northern Huai borderlands.^[2][14][15] Wang Jun and Tang Bin led naval squadrons down the Yangtze, while Du Yu, Hu Fen, and Wang Rong commanded central armies, and Wang Hun and Sima Zhou advanced in the lower reaches.^[2] Eastern Wu Chancellor Zhang Ti fell in battle while attempting to check the advance with 30,000 men.^[2][14] On 1 May 280, Jin troops surrounded the Wu capital of Jianye (modern Nanjing), compelling the autocratic Wu sovereign Sun Hao to surrender.^[2][14][16] With the fall of Eastern Wu, the Three Kingdoms era ended, and imperial China was reunited under a single sovereign for the first time since the collapse of the Eastern Han dynasty.^[2][13]

Domestic Policies and the Taikang Era

Following the reunification, Western Jin entered a decade of relative peace and economic revitalization known as the Taikang era (280–289).^[3][17] Emperor Wu sought to rebuild agricultural productivity devastated by decades of tripartite warfare. The centralized military farming colonies (tuntian) established by Cao Wei were dissolved, and their farming populations were converted into regular taxable household registries.^[18][19] The imperial government instituted the land occupancy system (zhantian zhi) alongside the quota farming system (ketian zhi) to distribute arable land.^[18][19][20] Under this framework, male householders were entitled to claim up to 70 mou of land, while female householders were allocated 30 mou.^[19] In return, males between ages sixteen and sixty were obligated to cultivate 50 mou of ketian for imperial grain dues, while females cultivated 20 mou, assessed at an annual levy of three shi of grain and three jin of raw silk per household.^[19]

The regime also institutionalized the yin privilege (yinke zhi) to consolidate the political and economic allegiance of high-ranking noble and bureaucratic lineages.^[18][21] Officials from the first to ninth ranks were granted legal exemptions from tax and corvée labor for designated amounts of land and client tenant households (dianke).^[21] Officials of the first and second ranks could shelter up to fifty tenant households and three household retainers, scaling down to one tenant household for ninth-rank functionaries.^[21] High aristocrats, princes, and dukes enjoyed unrestricted landholding within their fiefs, enabling wealthy magnates to accumulate vast agrarian estates and thousands of unrecorded tenant-serfs (yinke).^[21][22][23]

This concentration of rural property fueled unprecedented aristocratic extravagance and moral decay.^[17][24] The merchant-magnate and provincial inspector Shi Chong competed openly in ostentatious wealth against the emperor's uncle Wang Kai, erecting gilded mansions in the Golden Valley Garden (Jingu Yuan) and using ground coral and silk curtains to display his opulence.^[24] Rather than censuring such vulgar vanity, Emperor Wu actively subsidized Wang Kai with rare imperial treasures.^[24] Bureaucratic offices were frequently traded through bribery, and public integrity collapsed.^[24] Emperor Wu himself maintained an imperial harem exceeding 10,000 women, having prohibited all civilian marriages across the empire in 273 to facilitate imperial concubine selection, subsequently assimilating 5,000 concubines captured from Sun Hao's defeated palace in 280.^[24][25]

Frontier Peoples and the Feoffment System

Throughout the late Eastern Han and Three Kingdoms eras, millions of non-Han pastoralists, principally Southern Xiongnu, Xianbei, Jie, Di, and Qiang (the 'Five Barbarians'), had migrated into northern and northwestern China, settling among Han agriculturalists in Bing, Qin, Liang, and Yong provinces.^[24][26][27] Friction between these peoples and the Han population went unresolved.^[24][26] Courtiers recognized the simmering danger. Following the pacification of Wu, official Guo Qin petitioned Emperor Wu to forcefully repatriate non-Han tribes beyond the Great Wall and reposition victorious imperial divisions along the frontiers, but the emperor rejected the proposal, a decision that modern researchers see as meant to avoid social disruption.^[24][28] In 299, Prince's Attendant Jiang Tong composed the celebrated Discourse on Relocating the Rong (Xirong lun), arguing that the non-Han populations possessed fundamentally distinct loyalties and should be expelled from the Guanzhong region before an explosion occurred; however, the distracted court failed to act on his counsel.^[24][29]

Compounding this frontier vulnerability was Emperor Wu's reorganization of imperial defenses.^[24][30] Attributing the downfall of Cao Wei to its isolation of imperial relatives and lack of regional royal support, Emperor Wu established powerful hereditary princely fiefs (fanguo) across strategic provinces.^[17][30][31] Imperial princes were categorized into large principalities (20,000 households, allowed three military divisions totaling 5,000 men), medium principalities (10,000 households, two divisions of 3,000 men), and small principalities (5,000 households, 1,500 men).^[32] Furthermore, Emperor Wu appointed imperial princes to serve as military governors (dudu) over regional commanderies, granting them actual command of provincial garrison forces.^[32] Conversely, to symbolize national peace after conquering Eastern Wu, he largely demobilized regional civil defense forces in counties and commanderies, reducing county constabularies to fifty or one hundred security officers.^[32] This structural imbalance left the imperial capital militarily vulnerable while transferring concentrated regional military commands directly into the hands of ambitious royal kinsmen.^[24][32][33]

The War of the Eight Princes

When Emperor Wu died in 290, he was succeeded by his developmentally impaired eldest surviving son, Sima Zhong, posthumously known as Emperor Hui.^[17][24] Governance initially devolved to Empress Dowager Yang Zhi and her father, the regent Yang Jun.^[24] Emperor Hui's ambitious consort, Empress Jia Nanfeng, was opposed to Yang Jun, and in 291 she turned to Sima Wei (Prince of Chu) to act against him.^[24] Empress Jia staged a violent palace coup, executing Yang Jun alongside thousands of his kinsmen.^[24] Shortly thereafter, she manipulated Sima Wei into assassinating Sima Liang and senior minister Wei Guan, only to summarily execute Sima Wei on fabricated charges of forging imperial decrees.^[24] Empress Jia then dominated court affairs for nine years, relying on competent administrators such as Zhang Hua, Pei Wei, and Jia Mo to maintain administrative continuity.^[24]

Political stability collapsed in 300 when Empress Jia orchestrated the imprisonment and poisoning of Crown Prince Sima Yu, who was not her biological son.^[24][34] Sima Lun (Prince of Zhao), commander of the imperial guards and granduncle to the emperor, seized upon the outrage to purge and execute Empress Jia and her clique.^[24][34] In February 301, Sima Lun took the drastic step of deposing Emperor Hui, proclaiming himself emperor with the era name Jianshi.^[24][34] This usurpation triggered immediate armed rebellion across northern China. Sima Jiong (Prince of Qi), Sima Yong (Prince of Hejian), Sima Ying (Prince of Chengdu), and Sima Ai (Prince of Changsha) formed a coalition that defeated Sima Lun after three months of intense fighting, executing him and reinstating Emperor Hui.^[24][34]

The coalition quickly turned upon itself in factional slaughter.^[24][35] Sima Jiong assumed central regency in Luoyang but was attacked and killed in late 302 by Sima Ai, acting in concert with Sima Ying and Sima Yong.^[24][35] Sima Ying and Sima Yong then laid siege to Luoyang in 303 to remove Sima Ai; though Sima Ai defended the capital tenaciously, severe starvation struck the city in early 304.^[24][35] Sima Yue (Prince of Donghai) conspired with the palace guards to arrest Sima Ai, who was surrendered to Sima Yong's general Zhang Fang and burned alive.^[24][35] Sima Ying was made imperial heir and returned to Ye; after an attack on him led by Sima Yue failed, Sima Yue's brother Sima Teng, inspector of Bing province, and Wang Jun, inspector of You province, allied with Wuhuan and other non-Han forces to defeat Sima Ying.^[24][36] Sima Yue captured Chang'an in 306, secured possession of Emperor Hui, and eliminated both Sima Ying and Sima Yong.^[24][36] In early 307, Emperor Hui was poisoned to death, and Sima Chi (Emperor Huai) was enthroned under Sima Yue's absolute regency.^[24][36] The sixteen-year civil conflict cost hundreds of thousands of lives and completely shattered the Western Jin military infrastructure.^[24][37]

Upheaval of the Five Barbarians and Fall of Western Jin

The devastation of the War of the Eight Princes created a vacuum of power that stimulated non-Han uprisings.^[38][39] In 304, Li Xiong, a Di chieftain in Sichuan, consolidated power over northern migrants fleeing famine, establishing the kingdom of Cheng (later renamed Cheng-Han).^[39] Simultaneously in Bing province, Liu Yuan, a Sinicized Southern Xiongnu noble who had received military commands under Sima Ying, rallied his clansmen to declare independence, reviving the imperial Han name (the state of Han-Zhao).^[39][40] These simultaneous revolts inaugurated the era of the Sixteen Kingdoms, during which non-Han ethnic polities contested northern China.^[39][41]

Following Liu Yuan's death in 310, his son Liu Cong took the Han-Zhao throne, unleashing aggressive campaigns across the Central Plains led by generals Shi Le, Wang Mi, and Liu Yao.^[39] In late 310, Sima Yue, paralyzed by bitter factional conflict with Emperor Huai and besieged by supply failures in Luoyang, abandoned the emperor and led 40,000 elite imperial troops eastward to confront Shi Le.^[39] Sima Yue died of illness at Xiangxian in April 311; his funeral cortège and retreating imperial army were intercepted by Shi Le at Ningping (modern Luyi County, Henan), resulting in the wholesale slaughter of over 100,000 Jin troops, ministers, and courtiers, with Sima Yue's corpse exhumed and incinerated.^[39]

With the capital left undefended and stricken by famine, Han-Zhao forces stormed Luoyang on 11 June 311 in the Disaster of Yongjia.^[39][42] Over 30,000 imperial officials, soldiers, and commoners were massacred, the palaces and imperial ancestral temples were reduced to ashes, and Emperor Huai was captured alive and transported to Pingyang, where he was humiliated and executed in 313.^[39][42] In Chang'an, loyalist generals Yan Ding, Suo Lin, and Qu Yun rallied around Emperor Huai's nephew Sima Ye, crowning him as Emperor Min in 313.^[39] Chang'an was completely cut off from the south and subjected to relentless siege by Liu Yao in 316; inside the citadel, extreme famine drove the price of grain to prohibitive levels, and cannibalism broke out.^[39][43] In December 316, Emperor Min surrendered unconditionally; he was taken to Pingyang and executed in 318, formally terminating the Western Jin dynasty.^[39][43] Remaining northern enclaves loyal to Jin, such as Liu Kun in Bingzhou, Duan Pidi in Youzhou, and Zhang Shi in Liangzhou, were progressively isolated and subjugated by rival northern kingdoms.^[39]

Re-establishment of Eastern Jin and Gentry Politics

The survival of the Jin imperial house was engineered by Sima Rui (Prince of Langya), a great-grandson of Sima Yi who had been assigned to oversee military affairs in the lower Yangtze from Jiankang (modern Nanjing) since 307.^[42][44][45] Advised by his close confidant Wang Dao, Sima Rui sought to conciliate established southern aristocrats while welcoming masses of northern refugee lineages fleeing the wars in the north.^[44][45] Following the confirmed execution of Emperor Min in 318, Sima Rui formally ascended the throne in Jiankang as Emperor Yuan, founding the Eastern Jin dynasty.^[45] Because Emperor Yuan hailed from the cadet Langya princely line, rival northern regimes denied his dynastic legitimacy, frequently designating his state simply as 'Langya'.^[42]

The political reality of Eastern Jin was defined by the zenith of menfa politics (gentry clan hegemony), in which the imperial throne wielded negligible autonomous power while executive authority was divided among preeminent immigrant aristocratic houses.^[45][46][47] Foremost among these was the Wang clan of Langya, whose dominance over civil affairs under Chancellor Wang Dao and military affairs under his cousin General Wang Dun inspired the popular adage: 'Wang Dao and Sima Rui, they share the realm between them' (Wang yu Ma, gong tianxia).^[45][46][48] When Emperor Yuan attempted to construct an independent imperial administrative core utilizing civilian ministers Diao Xie and Liu Wei, Wang Dun mobilized his provincial legions from Wuchang in 322, marching on Jiankang to purge the sovereign's inner circle.^[45][49] Emperor Yuan was reduced to a figurehead and died in grief shortly thereafter.^[45][50]

Emperor Yuan's successor, Emperor Ming (Sima Shao), acted decisively to suppress the Wang clan's military ambitions.^[45][51] When Wang Dun's forces moved against the capital again in 324, Emperor Ming made Wang Dao grand commander and called in generals including Su Jun, Xi Jian, Yu Liang, and Wen Jiao, who drove back the attack on Jiankang, while Wang Dun fell ill and died.^[52] However, when Emperor Ming died prematurely in 325, leaving the infant Emperor Cheng on the throne under the regency of Empress Dowager Yu and her brother Yu Liang, fresh factional conflicts erupted.^[45][53] Yu Liang's aggressive administrative centralism provoked the Su Jun Rebellion in 327.^[45][54] General Su Jun and his ally Zu Yue captured Jiankang in 328, capturing the child emperor and sacking the palace.^[45][55][56] The insurrection was only subdued in 329 when regional commanders Tao Kan and Wen Jiao mobilized western forces, killing Su Jun in battle and securing the restoration of the court.^[45][56][57]

Northern Expeditions and the Huan Wen Era

Throughout the fourth century, the recovery of the lost ancestral heartlands in the north remained a defining yet deeply contentious enterprise for the Eastern Jin court.^[58][59] In 317, General Zu Ti had undertaken an independent expedition across the Yangtze with minimal court backing, organizing refugee militias and local fortresses to recover territories south of the Yellow River.^[45][60] However, fearful that Zu Ti's surging prestige would destabilize the capital, Emperor Yuan appointed supervisor Dai Yuan to restrain him in 321; Zu Ti died in bitter frustration, and his gains were rapidly reclaimed by Later Zhao.^[45][60] Substantive northern campaigns consistently provoked paranoia among the civilian gentry in Jiankang, who feared that triumphant military commanders would utilize their northern armies to usurp the imperial throne.^[58][59]

This pattern manifested prominently in the military ascendance of Huan Wen, who assumed governorship of Jingzhou following the decline of the Yu clan.^[45][61] In 347, Huan Wen independently launched a bold western campaign that conquered Cheng-Han in Sichuan, annexing its territory and securing vast military prestige.^[45][62] To counterbalance Huan Wen's growing authority, the court entrusted northern military operations to civil minister Yin Hao; when Yin Hao suffered humiliating defeats against Qiang warlord Yao Xiang in 352 and 353, Huan Wen leveraged the disaster to have Yin Hao cashiered and exiled, seizing supreme military command in 354.^[45][61][62]

Huan Wen executed three ambitious northern expeditions.^[45][62] In 354, he invaded Former Qin, advancing to the outskirts of Chang'an, but was forced to withdraw when Fu Jian implemented scorched-earth tactics and imperial grain supplies ran dry.^[45][62] In 356, he defeated Yao Xiang, successfully recovering the ancient capital of Luoyang and clearing the imperial tombs.^[45] When Huan Wen urged the court to relocate the imperial capital back to Luoyang in 358 to press the advantage, the southern nobility adamantly refused, unwilling to abandon their comfortable southern estates.^[45] In 369, Huan Wen launched his third campaign against Former Yan, advancing deep into Henan as far as Fangtou; however, Yan general Murong Chui cut off his riverine supply convoys and inflicted a crushing defeat on the retreating Jin army.^[45][63] Returning to Jiankang to restore his political dominance, Huan Wen deposed Emperor Fei in 371 on charges of impotence and enthroned Sima Yu (Emperor Jianwen).^[45][64] When Emperor Jianwen died the following year, Huan Wen demanded the Nine Bestowals to prepare his ascension, but he was subtly delayed by statesmen Xie An and Wang Tanzhi until his death in 373, sparing the dynasty.^[45][64]

The Battle of Fei River and Its Aftermath

Following Huan Wen's death, governance shifted to Chancellor Xie An, while his nephew Xie Xuan oversaw the defense of the Huai River corridor.^[45] To counter the escalating military might of the Di-ruled Former Qin, which had unified northern China under Fu Jian by 370, Xie An appointed Liu Laozhi to recruit thousands of battle-hardened northern refugees settled in the lower Yangtze and Huai regions, creating the elite Beifu Army (Northern Facility Army).^[45][65] In 378, Former Qin forces captured Xiangyang and besieged Pengcheng; although Xie Xuan successfully repelled the siege of Pengcheng, Fu Jian determined to launch an all-out southern invasion to achieve total imperial reunification.^[45][65]

In August 383, Fu Jian marched south with the whole army of his state, personally leading 600,000 infantry to Xiangcheng and sending Fu Rong with 270,000 men against Shouyang, which his vanguard captured in October.^[45] The Eastern Jin court dispatched Xie Shi as supreme commander and Xie Xuan as forward general with an army of 80,000 Beifu troops.^[45][66] In November, Liu Laozhi destroyed the Qin forward detachment at Luojian with 5,000 elite troops, setting the stage for confrontation along the Fei River.^[45] Xie Xuan requested Fu Jian to withdraw his advance units slightly westward from the riverbank to permit Jin troops to cross for a decisive set-piece engagement.^[45][67] Fu Jian agreed, intending to strike the Jin forces while half-crossed; however, when the enormous Qin army began its rearward movement, Jin turncoat general Zhu Xu shouted from the rear ranks that the front lines were broken.^[45][67] Panic swept through the heterogeneous Qin levies; Xie Xuan's shock troops assaulted across the river, turning the tactical withdrawal into a rout in which Qin general Fu Rong was killed and Fu Jian was wounded by an arrow.^[45][66][67]

The decisive victory at the Battle of Fei River preserved Eastern Jin independence and triggered the immediate dissolution of Former Qin, plunging northern China once more into fragmented conflict among rival regimes.^[45][68] In 384, Xie Xuan and Huan Shiqian launched a major northern counteroffensive, constructing hydraulic waterways (the Qingzhou Pai) to transport military provisions.^[45][68] Eastern Jin armies swiftly recovered Henan, Shandong, and Sichuan, pushing the northern imperial border to the Yellow River.^[45][68] However, this northern advance was abruptly terminated when imperial regent Sima Daozi grew jealous of the Xie family's preeminence, forcing Xie Xuan to retire his command and abandon plans to recover the Central Plains.^[45][68][69]

Factional Crises and Huan Xuan's Usurpation

Following the death of Xie An in 385, court authority was dominated by Emperor Xiaowu's younger brother, Sima Daozi (Prince of Kuaiji).^[69][70] Factional rivalry rapidly fractured the regime when Emperor Xiaowu appointed personal favorites Wang Gong and Yin Zhongkan to strategic provincial military posts to constrain Sima Daozi.^[70] In 396, Emperor Xiaowu was smothered to death by his consort Consort Zhang, leading to the enthronement of the intellectually incapacitated Emperor An (Sima Dezong).^[70] Sima Daozi assumed formal regency, delegating administrative and military executive authority to his sixteen-year-old son, Sima Yuanxian.^[70] Between 397 and 399, successive military rebellions were launched against the Sima father-and-son regency by northern frontier commander Wang Gong, Yin Zhongkan, and Huan Xuan (son of Huan Wen), who established autonomous control over the middle and upper Yangtze provinces.^[70]

To counter the rebellious frontier generals, Sima Yuanxian sought to build an independent imperial military force by forcibly conscripting the tenant farmers of southeastern magnates in 399, creating the 'Lexu' units.^[70] This heavy-handed extraction sparked widespread rebellion across the eight coastal commanderies of Jiangdong, led by Sun En, a hereditary master of the Daoist Way of the Five Pecks of Rice (Wudoumi Dao).^[70] Sun En's rebel armada seized Kuaiji and repeatedly raided coastal estuaries toward Jiankang.^[70] Over several years of savage naval warfare, the uprising was gradually contained by Beifu commanders Liu Laozhi and his rising subordinate Liu Yu; Sun En drowned himself in the sea in 402, whereupon leadership devolved to his brother-in-law Lu Xun, who fled south to occupy Guangzhou.^[70]

While imperial forces were pinned down suppressing the Daoist uprising, Huan Xuan marched down the Yangtze in 402, subduing Sima Yuanxian and executing both father and son.^[70][71] Huan Xuan seized the Beifu Army command from Liu Laozhi, driving the veteran general to suicide.^[70][71] In the winter of 403, Huan Xuan coerced Emperor An into surrendering the imperial seal and abdicating, formally declaring the establishment of the Huan Chu dynasty with himself as emperor.^[70][72]

The Rise of Liu Yu and the Demise of the Dynasty

Huan Xuan's reign was short-lived.^[70] In the spring of 404, Liu Yu, an impoverished officer of humble pedigree within the Beifu Army, formed an alliance with fellow commanders He Wuji and Liu Yi, launching a surprise counter-rebellion at Jingkou.^[70][73] Liu Yu drove Huan Xuan out of Jiankang; Huan Xuan fled upstream toward Jiangling with the captive Emperor An but was intercepted and killed in Sichuan by local officer Feng Qian.^[70][73] By 405, Liu Yu eradicated the remaining Huan kinsmen, reinstating Emperor An to the throne while establishing personal control over the civil and military administration of the Eastern Jin.^[70][73][74]

Liu Yu consolidated his supremacy through a sequence of decisive military campaigns.^[70][74] In 409, he launched a northern expedition against Southern Yan, and the following year he took its capital Guanggu in Shandong, capturing and executing its emperor Murong Chao.^[70][74] While Liu Yu was in the north, Lu Xun and Xu Daofu launched an ambitious insurrection from Guangzhou, routing Liu Yi at Sangluozhou and directly threatening Jiankang.^[70] Rushing back to the capital, Liu Yu defeated the rebels at Zhili; Lu Xun fled to Jiaozhou (modern northern Vietnam) in 411, where he was decisively destroyed by local governor Du Huidu and drowned himself.^[70][75] In 413, Liu Yu sent Zhu Lingshi to conquer Qiao Zong's independent regime of Western Shu, restoring Sichuan to imperial administration.^[70]

In December 416, Liu Yu embarked on his second grand northern expedition against Later Qin, capturing Luoyang and subsequently storming Chang'an in 417, thereby eliminating the Later Qin empire and restoring the historical Han heartland.^[70][74][76] However, the unexpected death of his chief political administrator Liu Muzhi in Jiankang forced Liu Yu to return south to protect his political base, leaving his twelve-year-old son Liu Yizhen and generals Wang Zhen'e and Shen Tianzi to defend the Guanzhong region.^[70] Bitter personal rivalries among the Jin garrison commanders paralyzed the defense, allowing Helian Bobo, ruler of the Xia kingdom, to counterattack and destroy the Jin divisions in 418, retaking Chang'an and inflicting severe military casualties.^[70][76]

Despite the loss of Guanzhong, Liu Yu's political dominance in southern China remained absolute.^[70] In late 418, Liu Yu ordered Emperor An strangled and elevated his brother Sima Dewen as Emperor Gong.^[70] In July 420 (the second year of Yuanxi), Emperor Gong was compelled to abdicate the throne to Liu Yu, who proclaimed the founding of the Song dynasty (historically designated the Liu Song dynasty).^[70][77] Sima Dewen was smothered with a blanket the following year. The fall of Eastern Jin terminated the 154-year reign of the Sima family and ushered in the Northern and Southern dynasties era.^[70][78]

Government and Administrative Structure

The bureaucratic architecture of the Jin dynasty served as a transitional bridge between the Three Excellencies and Nine Ministers system of the Han dynasty and the Three Departments and Six Ministries system that matured under the Sui and Tang.^[79][80] Imperial decision-making was partitioned between the Secretariat (Zhongshu Sheng), the Department of State Affairs (Shangshu Sheng), and the Chancellery (Menxia Sheng).^[80][81][82] The Secretariat, directed by the Zhongshu Ling and Zhongshu Jian, served as the primary organ for drafting imperial edicts and making policy decisions, functioning de facto as the chief advisory office.^[80][81][82] The Department of State Affairs, headed by the Shangshu Ling and Puze, exercised executive administration, managing subordinate bureaus (Cao) that evolved into distinct ministerial boards.^[81][82][83] The Chancellery reviewed and vetted imperial pronouncements; during Eastern Jin, emperors deliberately enhanced the authority of the Menxia Sheng to act as an institutional counterbalance against overmighty ministers in the Zhongshu Sheng.^[80][81][82]

The traditional Three Excellencies (Sangong: Grand Commandant, Minister over the Masses, and Minister of Works) were largely transformed into honorific titles utilized to legitimize the de facto supremacy of powerful chancellors, who combined these ranks with executive positions such as Manager of State Affairs (Lu Shangshu Shi) and Generalissimo (Da Jiangjun).^[81] The Censorate (Yushitai) functioned as an independent surveillance agency directed by the Palace Assistant Censor (Yushi Zhongcheng), divided into specialized officials responsible for monitoring court decorum (Dianzhong Shiyushi), legal procedures (Zhishu Shiyushi), and administrative dereliction (Shiyushi), although under the Jin its operational focus shifted increasingly toward upholding court ceremonial prestige rather than eradicating bureaucratic corruption.^[81]

Lodged Divisions and the Tu Duan System

The collapse of northern China triggered a vast southward exodus of northern civilians and aristocrats, who represented roughly one-sixth of the total population in southern China.^[84][85][86] These immigrants were officially designated qiaoren ('lodged persons').^[84][85] To alleviate their destitution and secure their political loyalty, the Eastern Jin government granted them tax exemptions, excusing them from the diao levy (a tribute tax paid in bolts of cloth and silk) and labor services.^[87] The household registrations of these northern migrants were documented on distinctive white paper registers known as baiji, whereas the long-settled southern native population was recorded on standard yellow paper registers termed huangji.^[84][87]

To administer the displaced populace without dispersing their historical social units, the Eastern Jin established lodged administrative units (qiaozhi junxian).^[31][84][85] These took the form of lodged provinces (qiaozhou), lodged commanderies (qiaojun), and lodged counties (qiaoxian), which held formal jurisdictional titles mirroring northern prefectures but lacked physical territory, operating essentially as local governments-in-exile.^[31][84][85] These lodged entities served a dual purpose: they preserved nominal Jin sovereignty over the northern territories and comforted the displaced lineages' desire for eventual return.^[31] Most lodged entities were concentrated in the lower Yangtze and Huai regions; for example, a lodged Langya Commandery was situated within Fei County at Jiankang, while a lodged Dangtu County was created near Ma'anshan, which eventually displaced the original northern location in modern Anhui to become a permanent geographical name.^[84][85]

Over time, the tax exemptions enjoyed by white-register immigrants created severe revenue shortages and provoked mounting resentment among the indigenous southern population.^[88] Large aristocratic lineages systematically exploited the white registers to shelter tenant farmers as dependents (yinke), stripping the state of taxable subjects.^[88] To remedy these abuses, the government instituted the tu duan ('land judgment' or territorial registration) policy, classifying individuals and fixing their fiscal registration according to their actual physical residence.^[88][89][90] The concept was first articulated in the Western Jin biographies of Wei Guan and Li Chong, but it was rigorously enacted under Eastern Jin through several major reforms: the Xiankang Tu Duan under Emperor Cheng in 341, the Gengxu Tu Duan under Huan Wen in 350, and the Yixi Tu Duan overseen by Liu Yu in 413.^[88][89] These reforms abolished numerous nominal lodged counties, transitioned hundreds of thousands of white registers into taxable yellow registers, and significantly augmented central treasury receipts and imperial conscription pools.^[88]

Legal System: The Jin Code (Zhang-Du Law)

Recognizing that the earlier Cao Wei legal statutes were overly complex and convoluted, Sima Zhao commissioned a comprehensive judicial revision in 264, enlisting eminent scholars including Du Yu, Jia Chong, Pei Kai, and Yang Hu to craft a unified legal framework based on the Han Nine-Chapter Code and Wei statutes.^[81][91] Completed in 267 and promulgated nationwide by Emperor Wu in 268 (the fourth year of Taishi), the compilation was titled the Jin Code (Jinlü), also referred to historically as the Taishi Code.^[81] It was the only comprehensive legislative code to circulate across the entire Chinese realm during the Wei, Jin, and Northern and Southern dynasties era.^[81]

The Jin Code comprised 21 chapters and 2,306 statutory articles.^[91] It aimed for clarity and leniency, adopting the legal philosophy that statutes should be straightforward (zhi) and simplified (jian) so that ordinary subjects could comprehend prohibitions and avoid infractions.^[91] Legal scholars Zhang Fei and Du Yu subsequently drafted comprehensive judicial commentaries, Zhang's Lüjie and Du's Lüben, which were officially approved by Emperor Wu and granted statutory legal force equal to the code itself.^[81] Consequently, the combined body of law became celebrated in Chinese jurisprudence as the 'Zhang-Du Law' (Zhang Du Lü).^[81][91] This innovative legislative model of pairing statutory articles with authoritative imperial commentaries established a structural paradigm that directly influenced subsequent dynastic codes, culminating in the Tang dynasty's Tanglü Shuyi.^[81]

Military Organization and the Beifu Army

Western Jin military structure was inherited from Cao Wei, organized around the hereditary military households (shibing zhi).^[32] The armed forces were classified into the Central Army (Zhongjun), the Outer Armies (Waijun), and provincial forces (Zhoujun bing).^[32] The Central Army, stationed in and around the capital, comprised the Palace Guards (Suwei jun) protecting the inner courtyards and the Yamen divisions stationed in the suburbs, maintaining a peacetime authorized strength of roughly 100,000 professional troops commanded by the Central Army General (Zhongjun Jiangjun).^[32] The Outer Armies were regional garrison forces deployed along frontiers and strategic waterways under the authority of imperial military governors (dudu).^[32] However, Emperor Wu's decision to disband local commandery garrisons while granting extensive military commands to imperial princes severely fractured state defense, allowing regional princely armies to overshadow the imperial center during the War of the Eight Princes.^[32]

In the Eastern Jin dynasty, imperial military power deteriorated precipitously.^[32] The central imperial army existed largely in name only, leaving the court dependent on powerful regional military commands (fangzhen), foremost among them the Jingzhou army guarding the middle Yangtze.^[32][61] To overcome this systemic weakness in the face of northern invasion, Chancellor Xie An oversaw the creation of the Beifu Army (Northern Facility Army) in 377, deploying General Xie Xuan to recruit resilient northern refugees settled in Jingkou (modern Zhenjiang) and Guangling (modern Yangzhou).^[45][65] Commanded by elite tacticians such as Liu Laozhi, the Beifu divisions operated as heavily equipped, highly disciplined assault units.^[45] Their crushing victory at the Fei River in 383 established the Beifu Army as the primary fighting force in southern China, and Liu Yu, who later took the throne, was one of its generals.^[32]

Society and Demographics

The social order of the Jin dynasty was dominated by the hereditary aristocracy through the mechanism of the Nine-Rank System (Jiupin Zhongzheng zhi).^[47][79][92] Initiated during Cao Wei to evaluate officials based on talent and virtue, the system was co-opted during the Jin by influential clans who monopolized the posts of Central Arbiters (Zhongzheng).^[47][79] Arbiters routinely evaluated candidates exclusively on paternal lineage, institutionalizing the social reality that 'the upper ranks contained no men of poor birth, while the lower ranks held no men of noble ancestry' (shangpin wu hanmen, xiapin wu shizu).^[47][79] In Eastern Jin, elite immigrant clans (qiaoxing, such as the Langya Wang and Chenliu Xie) exercised social and political dominance over indigenous southern lineages (wuxing, such as the Zhou of Yixing and Shen of Wuxing), enforcing strict sumptuary laws and endogamous marriage barriers that prohibited marital unions across class boundaries.^[79][93]

Imperial censuses reflect substantial demographic fluctuations caused by wartime destruction and migratory flows.^[94] In the final census of the Eastern Han in 157 CE, China registered 10,677,960 households and 56,486,856 individuals.^[95] Following decades of warfare and famine, the Western Jin census of 280 (the first year of Taikang) recorded 2,459,804 households and 16,163,863 individuals across nineteen provinces.^[95][96] By 282, registered households expanded to 3,770,000, encompassing approximately 22,620,000 individuals.^[97] These official counts underestimated actual populations, as massive numbers of tenant-clients, monastery laborers, domestic slaves, and unrecorded displaced households were systematically concealed by aristocratic estates to evade taxation.^[94][95]

The devastation of northern China stimulated six major migratory waves that permanently reshaped Chinese geography.^[94] Northern refugees fled to Sichuan, Hexi (establishing the enduring cultural sanctuary of Liangzhou), Liaodong, and most decisively across the Huai and Yangtze rivers into Jiangnan.^[23][94] Over five distinct phases during Eastern Jin, hundreds of thousands of northern settlers moved into Yang, Jing, Liang, and Yi provinces, with some venturing into Fujian and Guangdong.^[23][94] This historic population influx, combined with the northern depopulation caused by incessant nomadic conflict, resulted in southern China overtaking the north in population, and over time China's economic centre moved south.^[22][23][98]

Economic Developments

The massive migration of northern agriculturalists brought advanced farming methodologies into the fertile river basins of southern China.^[22][23] Immigrant farmers introduced intensive northern techniques, expanding ox-plowing and implementing advanced hydraulic irrigation projects along lakes and riverways.^[22][23] Wetland rice paddies were developed extensively throughout the lower Yangtze and the Taihu basin, while multiple-cropping practices spread southward, allowing double-harvest systems in Lingnan.^[22] The Eastern Jin court actively encouraged land reclamation, although the uncontrolled seizure of forests, wetlands, and mountains by noble manors forced Emperor Cheng to issue imperial decrees in 336 prohibiting aristocrats from monopolizing wilderness resources.^{[23][99][100]}

Handicraft production advanced under both state-supervised manufactories (Shaofu and Zuobu) and private craft shops.^[22] Metallurgical technology achieved notable breakthroughs through the invention of the co-fusion steelmaking process (guangang), which combined cast iron and wrought iron to produce resilient, high-grade steel.^[22] Oil-quenching was introduced to enhance thermal treatment, establishing forged iron as the preeminent material for agricultural implements and weaponry.^[22] The mechanical engineer Ma Jun significantly improved silk-weaving looms, increasing weaving efficiency fivefold.^[22] Papermaking flourished, moving beyond hemp fibers to incorporate rattan (tengjiao zhi), producing smooth white and dyed multi-colored papers that progressively superseded bamboo slips and expensive silk rolls by the Southern dynasties.^[22]

Ceramics reached exceptional sophistication with the widespread proliferation of green celadon porcelain (qingci) manufactured at southern kilns across Zhejiang, including the Yue, Ou, Wuzhou, and Deqing sites.^[22][101] These kilns manufactured distinctive water droppers in the forms of crouched frogs and recumbent rams, as well as complex funeral soul jars (hunping or gucangguan) adorned with miniature human figures, guardian beasts, and early Buddhist iconography.^[101][102] Ship construction also expanded rapidly; government dockyards built transport vessels exceeding 10,000 hu capacity, navigating the complex riverine corridors of the southern network.^[22] Commercial exchanges flourished at major urban centers, with Jiankang and Jiangling serving as the primary domestic distribution hubs.^[22] Guangzhou developed into an international maritime trade emporium, exporting southern silks while importing pearls, jadeite, rhino horn, elephant tusks, and aromatic frankincense.^[22]

Philosophy and Thought: Xuanxue and Qingtan

Amid the profound political turmoil and ideological disillusionment of the third century, classical Confucian scholasticism underwent substantial decline, eclipsed by the metaphysical movement known as Xuanxue ('Mysterious Learning' or Neo-Daoism).^[103][104] Pioneered during late Cao Wei by Wang Bi and He Yan, Xuanxue posited that 'non-being' (wu) formed the ontological root and genesis of all physical reality.^[102][104] Politically, Xuanxue philosophers integrated Daoist doctrines of natural spontaneity (ziran) with Confucian institutional ethics (mingjiao), formulating the doctrine that 'moral teachings originate in nature' (mingjiao chuyu ziran).^[102][104] In Western Jin, Guo Xiang further developed this philosophy by asserting that nature and moral duty were inherently identical, while Pei Wei authored the Discourse on the Esteem of Being (Chongyou lun) to counter the perceived nihilistic neglect of concrete administrative responsibilities.^[102][104]

A central manifestation of Xuanxue was the practice of qingtan ('pure conversation'), highly stylized, abstract philosophical debates cultivated among educated aristocrats.^[24] Escaping the life-threatening volatility of court politics, elite literati sought refuge in debating metaphysical abstractions and critiquing personal aesthetics.^[102] The movement was personified by the Seven Sages of the Bamboo Grove (Zhulin Qixian), including Ji Kang, Ruan Ji, Shan Tao, Xiang Xiu, Ruan Xian, Wang Rong, and Liu Ling, who gathered in groves near Luoyang to engage in philosophical dialectics, drink wine, and flout conventional Confucian etiquette.^[102][105] In Eastern Jin, qingtan evolved into an indispensable social pastime for the Jiankang gentry, practiced at mountain retreats and scenic lakes, increasingly intertwining Daoist concepts with imported Buddhist philosophy.^[102]

Religion: Daoism and Buddhism

Daoism expanded significantly across both popular and elite strata during the Jin dynasty.^[106][107] While early Western Jin emperors viewed organized Daoist sects with suspicion due to the historical legacy of the Yellow Turban Rebellion, the faith attracted numerous prominent southern and northern gentry families, including the Langya Wang lineage.^{[106][108][109]} A critical theological synthesis was achieved by Ge Hong (283–363), whose monumental treatise Baopuzi integrated external alchemy (waidan), physiological longevity practices, and aristocratic Confucian loyalty, arguing that seditious rebels could never achieve Daoist immortality and thereby reconciling Daoism with the imperial hierarchy.^[102][106] In the mid-fourth century, new revelations received by Yang Xi on Mount Mao laid the foundation for the Shangqing school (Supreme Purity), emphasizing meditative visualization over sexual rites and laboratory alchemy, while Ge Hong's grand-nephew Ge Chaofu established the ritual-centered Lingbao school (Numinous Treasure).^[102][106]

Buddhism grew as societal dislocation prompted individuals across all social classes to seek spiritual solace in doctrines of karmic retribution, reincarnation, and relief from worldly suffering.^[102][110] In 286, the monk Dharmarakṣa completed his seminal translation of the Lotus Sutra, laying the groundwork for broader scriptural dissemination.^[110][111] In Eastern Jin, scholarly monks such as Zhi Dun and Dao'an engaged in qingtan salons with the ruling elite, utilizing Daoist terminology (geyi) to explicate Mahayana emptiness.^[102][110] On Mount Lu, the northern monk Huiyuan established a celebrated monastic community, fostering Pure Land devotion, defending the monastic exemption from bowing before emperors, and corresponding with the great translator Kumārajīva in Chang'an.^[102] In 399, the Chinese pilgrim Faxian embarked on an epic overland pilgrimage to India, returning by sea in 414 to Jiankang with complete Sanskrit vinaya texts and authoring the Record of Buddhist Kingdoms (Foguoji).^[102] Historical records indicate that Eastern Jin housed approximately 1,768 Buddhist monasteries.^[110][111]

Literature, Art, and Science

Jin literature freed itself from traditional Confucian exegetical constraints, developing rigorous formal stylistics and personal expressive depth.^[102][112] The era witnessed the flourishing of parallel prose (pianwen), characterized by strict metrical pairings, ornate allusions, and alternating four- and six-character cadences.^[102][112] Prominent Western Jin poets included Lu Ji, whose poetic exposition Wenfu formulated an influential treatise on literary theory, and Zuo Si, whose Three Capitals Rhapsody (Sandu Fu) was so widely copied that paper prices in Luoyang surged (Luoyang zhigui).^[102] Following the southward migration, poetry was enriched by the desolate, resolute verse of Liu Kun and the nature-oriented 'metaphysical poetry' (xuanxian shi) of Sun Chuo and Guo Pu, the latter also known for his authoritative commentaries on the Erya, Shanhaijing, and Mu Tianzi Zhuan.^[102] In late Eastern Jin, Tao Yuanming (Tao Qian, 365–427) pioneered pastoral and recluse poetry (tianyuan shi) in an unadorned, archaic register; his celebrated fable Peach Blossom Spring (Taohuayuan Ji) expressed profound longing for a harmonious sanctuary from warfare, exerting enduring influence on Tang and Song masters.^[102][113]

In visual arts, the Jin era produced foundational masters whose works established aesthetic canons for subsequent imperial dynasties.^[102] Gu Kaizhi (c. 348–409), lauded as the 'Sage of Painting', advanced the principle of 'transmitting the spirit through form' (yixing xieshen), executing masterworks such as the Admonitions of the Court Instructress (Nüshi Zhen Tu) and the Nymph of the Luo River (Luoshenfu Tu).^[102] Calligraphy attained unprecedented heights through the work of Wang Xizhi (303–361), revered as the 'Sage of Calligraphy', whose Preface to the Orchid Pavilion Gathering (Lantingji Xu) became the archetype of running script (xingshu).^[102] His son Wang Xianzhi further innovated cursive scripts, establishing the artistic legacy known as the 'Two Wangs' (Er Wang).^[102]

Scientific and technological inquiries achieved notable breakthroughs.^[102] The cartographer Pei Xiu served as Minister of Works under Western Jin, formulating the 'six principles of cartography' (zhitu liuti), which governed scale, orientation, road distance, elevation, angles, and curvature, and compiling the regional atlas Yugong Diwei Tu.^[102] At the start of Western Jin, the mathematician Liu Hui wrote commentaries on the Nine Chapters on the Mathematical Art. In astronomy, Yu Xi discovered the precession of the equinoxes in 330, calculating a shift of one degree every fifty years.^[102] In medicine, Wang Shuhe compiled the Maijing (Pulse Classic), establishing systematic diagnostic pulse theory, while Huangfu Mi composed the Zhenjiu Jiayi Jing, China's earliest comprehensive acupuncture manual.^[102][114] Ge Hong authored the Emergency Formulas to Keep Behind One's Elbow (Zhouhou Beiji Fang), providing practical medical prescriptions and recording the earliest known clinical descriptions of smallpox and tuberculosis.^[102][115]

Dietary Culture

Jin dietary patterns reflected the socio-political disruptions, regional migrations, and ethnic interactions of the era.^[116] The primary grain staples remained divided by geography: millet (su) and wheat dominated the northern Central Plains, while rice cultivation surged across the Yangtze and Huai basins, establishing the southern dietary paradigm of 'eating rice and soup of fish' (fan dao geng yu).^[116] Pastoral dietary traditions integrated into Han cuisine following the influx of northern non-Han peoples, popularizing dairy delicacies such as junket (lao) and clotted cream (su), alongside roasted lamb, which aristocrats esteemed as the finest terrestrial meat.^[116] Wheat flour cookery expanded through steamed cakes (zhengbing), boiled noodles (tangbing), and sesame-crusted baked flatbreads (hubing).^[116]

Southern culinary delicacies became potent cultural symbols for displaced northern aristocrats.^[117][118] The seasonal combination of water-shield soup and minced perch (chao geng lu kuai) was famously cited by the Western Jin literatus Zhang Han as the emotional impetus prompting him to resign his northern bureaucratic office and return to Jiangnan.^[117][118] Tea culture gained momentum among southern gentry, who promoted tea drinking over wine consumption in social gatherings, stimulating widespread tea cultivation along the southeastern coast.^[22] Simultaneously, the spread of Buddhist monastic precepts encouraged vegetarian culinary trends, while the ascetic lifestyle cultivated by Xuanxue adherents popularized coarse, unadorned rustic diets as markers of philosophical detachment.^[119][120]

References

1. de Crespigny, Rafe (June 1991). "The Three Kingdoms and Western Jin: A History of China in the Third Century AD - I". East Asian History. 1: 35.
2. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第一章 魏晉南北朝的政治變遷》. 第22頁－第28頁.
3. Li et Zheng 2001, p. 365.
4. de Crespigny, Rafe (2019). Dien, Albert E.; Knapp, Keith N. (eds.). The Cambridge History of China: Volume 2: The Six Dynasties, 220–589. The Cambridge History of China. Vol. 2. Cambridge: Cambridge University Press. pp. 47–48. doi:10.1017/9781139107334. ISBN 978-1-107-02077-1.
5. de Crespigny 1991, p. 34-35.
6. de Crespigny 1991, p. 35.
7. Chaussende 2010, p. 237-249.
8. A-Xiang, Hu (16 September 2024). The Origin and Evolution of China's Names I: The Reigning Dynasties (1 ed.). London: Routledge. doi:10.4324/9781003510390-9. ISBN 978-1-003-51039-0.
9. Les Jiu xi (九錫) sont des récompenses que l’empereur offre à ses mandarins les plus méritants. Avec le temps, recevoir le jiu xi devient une sorte de passage obligé pour quiconque veut usurper le trône impérial. Selon le Classique des rites, ces neuf sacrements étaient : 1. Le don d’un chariot et de chevaux : le mandarin est modeste dans sa démarche et n’a plus besoin de marcher ; 2. Le don de vêtements : le mandarin écrit élégamment et montre ses bonnes actions ; 3. Le don d’une partition musicale : le mandarin a l’amour en son cœur et enseigne la musique aux siens ; 4. Le don d’une porte rouge : le mandarin gère bien sa maisonnée, et a le droit d’utiliser une porte rouge pour montrer que sa maison est différente des autres ; 5. Le don d’une rampe : le mandarin fait ce qui est approprié, il peut marcher en usant de la rampe pour maintenir sa force ; 6. Le don de gardes : le mandarin est brave et prêt à dire la vérité, il doit être protégé ; 7. Le don d’armes, d’un arc et de flèches : le mandarin a bonne conscience, il représente le gouvernement et écrase la trahison ; 8. Le don d’une hache cérémonielle : le mandarin est fort, sage et loyal envers le clan impérial, il doit exécuter les criminels ; 9. Le don de vin : le mandarin fait preuve de piété filiale et doit offrir des libations à ses ancêtres.
10. Tam quốc chí, quyển 4
11. Tư trị thông giám, quyển 79
12. Tấn thư quyển 3
13. Xiong, Victor Cunrui; Hammond, Kenneth James, eds. (2020). Routledge handbook of imperial Chinese history (First issued in paperback ed.). London New York: Routledge, Taylor & Francis Group. p. 79. ISBN 978-0-367-58051-3.
14. Li et Zheng 2001, p. 364.
15. San Tan, Koon. Dynastic China (en anglès). Other Press, 2014, p. 145. ISBN 9789839541885.
16. Victor Cunrui Xiong; Kenneth J. Hammond (2018). Routledge Handbook of Imperial Chinese History. Routledge. p. 113. ISBN 9781317538226.
17. Cosmo, Nicola Di (4 March 2011). Military Culture in Imperial China. Harvard University Press. p. 115. ISBN 978-0-674-26299-7.
18. 萬繩楠（1994年）:《魏晉南北朝史論稿‧第六章 世族統治下的西晉》. 第111頁.
19. Học viện Quân sự cấp cao, sách đã dẫn, tr 91
20. de Crespigny 1991, p. 147-149 ; Chaussende 2010, p. 327-328. À l'inverse, pour Xiong 2009, p. 671,cette politique favorise les grands domaines.
21. Học viện quân sự cấp cao, sách đã dẫn, tr 92
22. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第四章 魏晉南北朝的經濟結構》. 第131頁－第146頁.
23. 萬蠅楠(1994年):«魏晉南北朝史論稿》第八章〈論淝水之戰前東晉的鎮之以靜政策›, Wan Yingnan, 1994, Monolog über die Geschichte der Wei, Jin, Südlichen und Nördlichen Dynastien. Kap. 8: Die Beruhigungsstrategie der Östlichen Jin vor dem Schlacht am Feishui, S. 187.
24. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第一章 魏晉南北朝的政治變遷》. 第28頁－第36頁.
25. Li et Zheng 2001, p. 366.
26. Declercq, Dominik, ed. (2025). A prince of martial splendour in the sixteen kingdoms: Li Hao (351-417), ruler of western Liang. Sinica Leidensia. Leiden ; Boston: Brill. pp. 11–16. ISBN 978-90-04-72738-0.
27. Xiong 2009, p. 587
28. Thẩm Khởi Vĩ, sách đã dẫn, tr 44
29. Cát Kiếm Hùng, sách đã dẫn, tr 784
30. Graff 2002, p. 43
31. 《中國文明史 第四卷 魏晉南北朝 上冊‧第一章 政治發展大勢》.
32. 《中國文明史 第四卷 魏晉南北朝 上冊‧第四章 分裂割據時代的軍事概況》.
33. Chaussende 2010, p. 328-334
34. de Crespigny 1991, p. 154-155 ; Graff 2002, p. 44-45
35. de Crespigny 1991, p. 155-156 ; Graff 2002, p. 45
36. de Crespigny 1991, p. 156 ; Graff 2002, p. 46-47
37. Học viện Quân sự cấp cao, sách đã dẫn, tr 56
38. Graff, David Andrew (2002). Medieval Chinese warfare, 300-900. Warfare and history. London ; New York: Routledge. pp. 44–47. ISBN 978-0-415-23954-7.
39. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第一章 魏晉南北朝的政治變遷》. 第36頁－第42頁.
40. Xiong i Hammond 2019 ↓, s. 80-81. (Victor Cunrui Xiong, Kenneth J. Hammond: Routledge Handbook of Imperial Chinese History. New York: Routledge, 2019. ISBN 978-1-315-72687-8.)
41. Xiong 2009, p. 7-8
42. Grousset, Rene (1970). The Empire of the Steppes. Rutgers University Press. pp. 56–57. ISBN 978-0-8135-1304-1.
43. Thẩm Khởi Vĩ, sách đã dẫn, tr 92
44. Cát Kiếm Hùng, sách đã dẫn, tr 789
45. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第一章 魏晉南北朝的政治變遷》. 第42頁－第58頁.
46. Fang Xuanling; et al., eds. (1974) [648]. Book of Jin 晉書. Beijing: Zhonghua Shuju. vol. 98, biography of Wang Dun. 帝初鎮江東，威名未著，敦與從弟導等同心翼戴，以隆中興，時人為之語曰：「王與馬，共天下。」
47. 萬蠅楠(1994年):«魏晉南北朝史論稿》第六章〈世族統治下的西晉›, Wan Yingnan, 1994, Monolog über die Geschichte der Wei, Jin, Südlichen und Nördlichen Dynastien. Kap. 6: Westliche Jin unter der Herrschaft der großen Adelshäuser, S. 111.
48. Thẩm Khởi Vĩ, sách đã dẫn, tr 110
49. Cát Kiếm Hùng, sách đã dẫn, tr 791
50. Graff 2002, p. 79-81 ; Xiong 2009, p. 9 et 523
51. Cát Kiếm Hùng, sách đã dẫn, tr 793
52. Thẩm Khởi Vĩ, sách đã dẫn, tr 156
53. Thẩm Khởi Vĩ, sách đã dẫn, tr 160
54. Thẩm Khởi Vĩ, sách đã dẫn, tr 161
55. Đương Đồ, An Huy hiện nay
56. Graff 2002, p. 81-82
57. Lật Dương, Giang Tô
58. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第一章 魏晉南北朝的政治變遷》. 第56頁.
59. 鄒紀萬(1992年):«中國通史 魏晉南北朝史》第一章〈魏晉南北朝的政治變遷›, Zhou Jiwang, 1992, Geschichte von China, Geschichte der Wei, Jin, Nördlichen und Südlichen Dynastien. Kap. 1: Politische Veränderungen, S. 56.
60. 萬蠅楠(1994年):«魏晉南北朝史論稿》第八章〈論淝水之戰前東晉的鎮之以靜政策›, Wan Yingnan, 1994, Monolog über die Geschichte der Wei, Jin, Südlichen und Nördlichen Dynastien. Kap. 8: Die Beruhigungsstrategie der Östlichen Jin vor der Schlacht am Feishui, S. 193.
61. Cát Kiếm Hùng, sách đã dẫn, tr 796
62. Graff 2002, p. 122-123 ; Xiong 2009, p. 9 et 265
63. Graff 2002, p. 123 ; Xiong 2009, p. 9 et 226
64. Die neun Ehrenzeichen waren neun zeremonielle Gegenstände, die nur dem Kaiser vorbehalten waren. Eine Verleihung der neun Gaben war meistens eine Vorstufe der Thronbesteigung.
65. Um die Anzahl seiner Soldaten zu verdeutlichen spricht das Jin Shu davon, dass es den Jangtsekiang unterbrechen würde, wenn alle Soldaten Fu Jians mit ihren Reitpeitschen in den Fluss schlagen würden (chinesisch 投鞭斷流 / 投鞭断流, Pinyin tóu biān duàn liú).
66. Li et Zheng 2001, p. 419.
67. Jin Shu, Zaiji 14, Aufzeichnungen über Fu Jian der Früheren Qin, 2. Teil.
68. Jin Shu, Liezhuan 49, Annalen von Xie Shang und anderen.
69. Xiong 2009, p. 466
70. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第一章 魏晉南北朝的政治變遷》. 第58頁－第70頁.
71. Graff 2002, p. 86-87 ; Xiong 2009, p. 482
72. Xiong 2009, p. 226
73. Nay là Dương Châu, Giang Tô
74. Graff 2002, p. 87
75. Việt Nam thời Bắc thuộc
76. Vương Trấn Ác, Thẩm Điền Tử, Vương Tu, Phó Hoằng Chi, Khoái Ân, Mao Tu Chi, Chu Linh Thạch, Chu Siêu Thạch
77. Lagerwey 2009, p. 406-409
78. Li et Zheng 2001, p. 428–432.
79. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第二章 魏晉南北朝的社會型態》. 第101頁－第106頁.
80. "zhongshusheng 中書省 (www.chinaknowledge.de)"
81. 《中國文明史 第四卷 魏晉南北朝 上冊‧第三章 政治制度與法律的變遷》.
82. Das Buch der Jin. Biographie von Ren Kai.
83. Xiong 2009, p. 552
84. Gernet (1996), p. 182. (Gernet, Jacques (1996). A History of Chinese Civilization. Cambridge University Press. ISBN 978-0-521-49781-7.)
85. Book of Song, Vol.35 (lire en ligne)
86. Haywood, John (2000). Historical Atlas of the Classical World, 500 BC–AD 600. Barnes & Noble Books. p. 2.25. ISBN 978-0-7607-1973-2
87. Gernet, Jacques (1996). A History of Chinese Civilization. Cambridge University Press, p. 182
88. 萬繩楠（1994年）:《魏晉南北朝史論稿‧第八章 論淝水之戰前東晉的鎮之以靜政策》. 第182頁.
89. Book of Jin, Vol. 36.
90. Book of Jin, Vol. 46 (lire en ligne)
91. Cát Kiếm Hùng, sách đã dẫn, tr 923
92. Fang Xuanling; et al., eds. (1974) [648]. Book of Jin 晉書. Beijing: Zhonghua Shuju. vol. 98, biography of Wang Dun
93. Tackett, Nicolas Olivier (2006). The Transformation of Medieval Chinese Elites (850–1000 C.E.) (PDF) (PhD thesis). Columbia University. p. 81. Archived from the original (PDF) on 4 March 2016.
94. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第三章 大動亂時代的人口流動與民族融合》. 第119頁－第129頁.
95. de Crespigny 1991, p. 149-152 ; Graff 2002, p. 35-38 ; Chaussende 2010, p. 318-319
96. 《晋书·地理志上》：太康元年，平吴，大凡户二百四十五万九千八百四十，口一千六百一十六万三千八百六十三。
97. Bielenstein H. Census of China During the Period 2–742 AD // Bulletin of the Museum of Far Eastern Antiquities. Bulletin № 19. Stockholm, 1947, р. 126
98. Haywood, John (2000). Historical Atlas of the Classical World, 500 BC–AD 600. Barnes & Noble Books. p. 2.25. ISBN 978-0-7607-1973-2.
99. 萬繩楠（1994年）:《魏晉南北朝史論稿‧第八章 論淝水之戰前東晉的鎮之以靜政策》，第187頁。
100. Wan Yingnan, 1994, Monolog über die Geschichte der Wei, Jin, Südlichen und Nördlichen Dynastien. Kap. 8: Die Beruhigungsstrategie der Östlichen Jin vor dem Schlacht am Feishui, S. 187.
101. Shanghai Museum permanent exhibit
102. 鄒紀萬（1992年）:《中國通史‧魏晉南北朝史‧第五章 魏晉南北朝的學術與信仰》. 第165頁－第193頁.
103. 柳翼謀：《中國文化史》
104. 萬物皆產生於無, Liezi, Kapitel Tianrui: 夫道之而無語，名之而無名，視之而無形，聽之而無聲，則道之全焉.
105. Thẩm Khởi Vĩ, sách đã dẫn, tr 28
106. Baopuzi, Vol. 3. 欲求仙者，要當以忠孝和順仁信為本。若德行不修，而但務方術，皆不得長生也。
107. 《中國文明史 第四卷 魏晉南北朝 下冊‧第十章 玄學思潮與儒佛道思想的發展》.
108. 萬繩楠（1994年）:《魏晉南北朝史論稿‧第十章 淝水戰後的東晉》. 第235頁.
109. 萬蠅楠(1994年):«魏晉南北朝史論稿》第十章〈淝水戰後的東晉›，第235頁.Wan Yingnan, 1994, Monolog über die Geschichte der Wei, Jin, Südlichen und Nördlichen Dynastien. Kap. 10: Östliche Jin nach dem Schlacht am Feishui, S. 235.
110. 「東晉偏安一百四載，立寺乃一千七百六十有八，可謂侈盛……」Liu Shiheng (劉世珩,1874–1926) 南朝寺考 quoted from 釋迦氏譜
111. 「東晉偏安一百四載，立寺乃一千七百六十有八，可謂侈盛……」Liu Shiheng (劉世珩,1874–1926) 南朝寺考 citado de 釋迦氏譜
112. Das Hou Hanshu von Fan Ye ist in der Tat eine Edition aus zahlreichen zeitgenössischen oder zeitnahen Texten.
113. Thẩm Khởi Vĩ, sách đã dẫn, tr 291
114. Thẩm Khởi Vĩ, sách đã dẫn, tr 35
115. Section illustrant : « N'abusez pas de l'amour. [... En faire trop afin d'obtenir la faveur exclusive de l'empereur est haïssable] ». Le texte traduit et mis en relation avec l'image, partie après partie, dans : La peinture chinoise, Lesbre et Jianlong, 2004, p. 26
116. ‌《太平御览·饮食部》“羊者是陆产之最，鱼者乃水族之长。”
117. ‌《晋书·张翰传》“翰因见秋风起，乃思吴中菰菜、莼羹、鲈鱼脍，曰：‘人生贵得适志，何能羁宦数千里以要名爵乎！’遂命驾而归。”
118. 王利华《中古华北饮食文化的变迁》‌第四章第三节
119. 《中国风俗通史》（秦汉卷、魏晋南北朝卷）
120. 汤用彤《魏晋玄学论稿》（人民出版社，2001）页112-115