Background
The twenty-fourth year of Jian'an was the most volatile year on the eve of the Caowei replacement of the Han. Cao Cao's personal campaign against Hanzhong had failed and Xiahou Yuan was killed at Dingjunshan; Guan Yu launched the Xiang-Fan campaign from Jingzhou, flooded the Seven Armies (Shuiyanqijun), and his martial might shook the realm; Cao Cao took personal command at the front to address Guan Yu's threat, leaving a relatively enlarged political vacuum in the Yecheng rear. At the same time, although Cao Cao had not yet proclaimed himself emperor, the state of Wei had been established and the Nine Bestowals conferred, and the political path toward replacing the Han had produced a visible split in literati circles — those attached to the Cao clan pushed actively forward, while those who still harbored loyalty to the Han watched cautiously from the sidelines. The seeds of the Wei Feng affair sprouted precisely in this environment where political pressure and a window of opportunity coexisted simultaneously. Yecheng, the "Wei capital" that Cao Cao had spent years building, nonetheless harbored a cohort of talented young men who were dissatisfied with the current order for reasons of interest, conviction, or personal grievance. Wei Feng, with his power to move crowds, became the temporary focal point around which these latent forces of opposition coalesced.
Principal Figures
Wei Feng was the central figure. Outstanding in rhetoric — "he set Yecheng in motion" — and skilled at drawing together networks within literati circles, he lacked any military or administrative power base. His conspiracy was essentially a "young-clique action" combining opinion-mobilization with a night raid on the Ye palace. Chen Yi, one of his confederates, turned against the plot at the critical moment, exposing the conspiracy's fragile foundation — the majority of participants were mid- and lower-ranking civil officials whose ambitions outran their abilities. Cao Pi, managing this case independently while his father was absent from Yecheng, treated it simultaneously as a political proving ground and as an important accumulation of capital in the succession struggle. The decisiveness and ruthlessness he displayed both stabilized the situation and served as an intimidating precedent for the later usurpation of the Han. Zhong Yao was dismissed from his post as a consequence of having recommended Wei Feng — a standard application of the collective liability tradition in the Caowei bureaucracy. The execution of Wang Can's two sons represented the destruction through political purge of a household emblematic of the "Seven Masters of Jian'an" literary world. Senior officials such as Xu Yi and Yang Jun were swept up in the case but not executed.
Central Issue
The central issue of the Wei Feng affair was "how internal dissent was identified and suppressed on the eve of the Cao clan's replacement of the Han." This issue contains three branches. First, the ambiguity of the standard: exactly how much genuine subversive capacity did Wei Feng possess? Reviewed in retrospect, his conspiracy had no internal agents within Cao's main armies and no external support from Guan Yu; the practical feasibility of raiding the Ye palace was extremely low. Cao Pi chose to treat the matter as a major conspiracy and expand the scope of collective punishment — in essence using "making a mountain of a molehill" to impose authority on the Yecheng literati class. Second, who were the real political targets? Many of those executed were not actually members of Wei Feng's circle but were cleared away as individuals of questionable political loyalty — the logic of "better to wrongly kill than to wrongly spare," reflecting the distinctive sense of insecurity of a transitional regime. Third, the tension between the literati class and the replacement of the Han. Wei Feng's ability to "move crowds" and the large numbers of young scholars who followed him showed that the legacy of the Han house still carried considerable political appeal during the Cao clan's displacement of it — an undercurrent that persisted long after Caowei was founded, and that would resurface when the Simashi in turn replaced Caowei.
Political Consequences
First, the political atmosphere of Yecheng was entirely suppressed, and the space for open literati debate of current affairs shrank visibly through the 220s, allowing the public-opinion environment before Caopidaihan to stabilize. Second, Cao Pi demonstrated his political decisiveness through this affair, securing an unshakeable position in the succession struggle of Cao Cao's final years. Third, the collective-punishment network drew in a large number of literary households and mid-ranking officials, causing irreversible changes in the talent structure of Caowei's literary world and bureaucracy — the pace at which the Seven Masters of Jian'an faded quickened, and the "period of literary creation" of early Wei rapidly transitioned, under political pressure, into a "period of literary service." Fourth, Zhong Yao — though dismissed as chancellor for the responsibility of his recommendation — did not lose power entirely, and was restored to office within two years; this shows that the Cao clan's handling of elders retained a degree of flexibility, flexibility that also left room for the Simashi later to absorb the elders' legacy.
Counterfactual Analysis
Suppose Cao Pi had handled Wei Feng more leniently — executing only the ringleader without expanding collective punishment: the Yecheng literati's acceptance of the Han-replacement process might have been smoother, and the literary and intellectual atmosphere of early Caowei would have been more vibrant, but his personal political capital in the succession struggle would also have been correspondingly reduced. Conversely, had Cao Pi failed to act in time and Cao Cao himself returned south to preside over the case, the Wei Feng affair might have been classified as a larger "Han-restoration conspiracy," expanding the scope of punishment further and very likely engulfing the remnant network of Xun Yu and the circle of Kong Rong's students — the vitality of early Caowei's civil official stratum would have suffered a crippling blow. Viewed from a wider angle, the Wei Feng affair is a classic example in Chinese history of "a transitional regime purging internal dissent" — it demonstrates that in the final stage of any power transfer, the intensity of internal purges typically exceeds that of external warfare, and that history's victors are always those who earlier learned to dissolve potential opposition with the "internal blade."