Ren An(124 — 202)

Ren An

9 min read

PoliticsMilitaryLiteratureAntiquityEarly Han China, height of the Han dynasty under Emperor Wu, a period of imperial centralization and territorial expansion

Officer and court official of the Han dynasty under Emperor Wu (2nd–1st century BC). He is primarily known as the recipient of Sima Qian's famous letter, in which the historian justifies his acceptance of castration in order to complete the Records of the Grand Historian.

Frequently asked questions

Ren An was an officer and senior court official under the Han emperor Wu (2nd–1st century BC). What is worth remembering is that his fame comes not from his own actions, but from a letter written to him by his friend Sima Qian, the great historian. While Ren An was imprisoned and awaiting execution, Sima Qian wrote him the celebrated Letter to Ren An (Bao Ren An Shu), a masterpiece of Chinese prose in which he justifies his choice to endure castration rather than death in order to complete the Records of the Grand Historian (Shiji). Without this letter, the name of Ren An would likely have fallen into oblivion.

Key Facts

  • Officer at the court of Emperor Han Wudi (r. 141–87 BC)
  • Recipient of Sima Qian's “Letter to Ren An” (Bào Rèn Ān Shū), written around 91 BC
  • This letter is one of the greatest works of classical Chinese prose
  • Implicated in a political conspiracy, he was sentenced to death and executed
  • His case prompted Sima Qian to explain why he had chosen a humiliating survival in order to complete his historical work

Works & Achievements

Letter to Sima Qian (request for intercession) (circa 92–91 BC)

Imprisoned and sentenced to death, Ren An wrote to Sima Qian to seek his intervention with the Emperor. This letter, now lost, is indirectly known through the historian's famous reply, which constitutes its most important indirect record.

Command of the Northern Army (北軍護軍) (circa 95–91 BC)

As commander of the elite military force tasked with defending Chang'an, Ren An bore considerable responsibility for the security of the capital and the imperial person. This position placed him at the heart of the political crisis of 91 BC.

Administrative career under Emperor Wu (circa 120–91 BC)

Ren An rose through the ranks of the Han bureaucracy and military from humble origins to command an elite unit of the capital, illustrating the relative meritocracy of the Han administrative system.

Anecdotes

Ren An served as commander of the Northern Army (北軍護軍) in Chang'an when the witchcraft crisis (巫蛊之祸) broke out in 91 BC. When Crown Prince Liu Ju, accused of sorcery, took up arms against the imperial troops, Ren An shut the gates of his barracks and refused to take sides. This neutrality was interpreted as treason by Emperor Wu's entourage, and resulted in Ren An being sentenced to death.

Imprisoned and awaiting execution, Ren An wrote to his friend Sima Qian asking him to intercede on his behalf with the emperor. This letter provoked the most celebrated response in all of classical Chinese literature: the “Letter to Ren An” (报任安书), in which the historian explains why he chose the humiliation of castration over death in order to complete his Records of the Grand Historian.

Sima Qian and Ren An shared a genuine friendship forged in the circles of the imperial court. In his letter, Sima Qian addresses Ren An by his courtesy name Shaoqing (少卿), a mark of an intimate relationship between equals. He confides his deepest anguish and his shame at having undergone the punishment of castration, a profound disgrace in Han Confucian society.

Despite Sima Qian's deeply moving letter, Ren An was ultimately executed in 91 BC during the purge that followed the failure of the crown prince's revolt. His tragic fate stands in contrast to that of Sima Qian, who survived to complete the Shiji, one of the greatest historiographical works in human history — a work in which the letter to Ren An has immortalized both men.

According to the Han Shu (Book of Han), Ren An came from a poor family in Xingyang and arrived in Chang'an as a simple chariot driver. He then rose through the ranks of the military administration to command an elite unit in the capital. His trajectory illustrates the relative openness of the Han bureaucracy, which could sometimes admit men of humble origins on the basis of merit and recommendation.

Primary Sources

报任安书 (Letter to Ren An) — Sima Qian (circa 91 BC)
人固有一死,或重于泰山,或轻于鸿毛,用之所趋异也。(Death is the common lot of all: for some it weighs heavier than Mount Tai, for others it is lighter than a feather — it all depends on the cause to which one devotes it.)
史記 · 太史公自序 (Shiji, Autobiographical Preface of the Grand Historian) — Sima Qian (circa 91 BC)
遭李陵之祸,幽于缧绁,乃喟然而叹曰:是余之罪夫!(Struck by the misfortune of the Li Ling affair, imprisoned in chains, I sighed deeply and said to myself: this is my fault!)
漢書 · 任敞傳 (Han Shu, Biography of the Ren Family) — Ban Gu (circa 82–92 AD)
任安字少卿,荥阳人也。家贫,为人将车之长安,留,求事为武帝北军护军。(Ren An, styled Shaoqing, was a native of Xingyang. Born into a poor family, he drove carts to Chang'an, stayed there, and sought to serve as commander of Emperor Wu's Northern Army.)
漢書 · 戾太子傳 (Han Shu, Biography of Crown Prince Li) — Ban Gu (circa 82–92 AD)
太子使使者持节收北军护军任安,安受节已,闭军门不出,不肯应。太子走。(The crown prince sent a messenger bearing the imperial seal to order Ren An to join him; Ren An received the seal, then shut the barrack gates without coming out, refusing to obey. The crown prince fled.)

Key Places

Chang'an (长安) — Han imperial capital

A metropolis of over one million inhabitants and the seat of Han imperial power, Chang'an was the city where Ren An's career unfolded. It was here that he commanded the Northern Army, was imprisoned and executed, and where Sima Qian addressed his famous letter to him.

Xingyang (荥阳) — Ren An's birthplace

According to the Han Shu, Ren An was originally from Xingyang (in present-day Henan province). Born into a poor family, he left the city to seek his fortune in Chang'an, where he managed to enter the service of the imperial army.

Northern Army barracks (北軍) — Chang'an

An elite unit tasked with defending the Han capital, stationed in the northern part of Chang'an. It was here that Ren An, as commander, ordered the gates shut during the Crown Prince's revolt of 91 BCE — a decisive act that sealed his fate.

Weiyang Palace (未央宮) — residence and court of Emperor Wu

The main palatial complex of the Han dynasty, Weiyang housed the imperial court and its grand official audiences. It was within this setting that the friendship between Ren An and Sima Qian took shape, as both men moved in the orbit of Emperor Wu's power.

See also