Is “Surprise attack on Meng Da and the Coup at Gaoping Tombs” true?
attested in history
The Book of Jin: Annals of Emperor Xuan records that he marched rapidly for eight days to execute Meng Da, and later launched a coup at Gaoping Tombs to eliminate Cao Shuang, seizing control of the Wei government.
Sima Yi
In official histories, he is a far-sighted statesman and military strategist who laid the foundation for the Jin dynasty, while in novels he is often portrayed as a victim of Zhuge Liang's cunning.