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Gaopingling Incident

Type Event Region China Time 249

In 249 CE Sima Yi, powerful minister of Cao Wei, launched a coup while Grand General Cao Shuang accompanied Emperor Cao Fang to visit the Gaopingling…

Timeline

  1. 239–249Luoyang · HenanAfter the death of Emperor Ming of Wei, Cao Shuang and Sima Yi were both entrusted by edict to assist in government; Cao Shuang gradually monopolized court affairs and excluded the imperial clan, while Sima Yi claimed illness and stayed away from court, secretly building his power base.
  2. 249Gaopingling · HenanTaking advantage of Cao Shuang's absence accompanying Cao Fang to Gaopingling, Sima Yi closed Luoyang's gates, submitted a memorial deposing Cao Shuang, and induced his surrender with an oath sworn on the Luo River, then executed Cao Shuang's entire clan, placing Cao Wei's military and political power in Sima hands.

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