PLA general from Hunan who led Chinese troops in the last battles of the Korean War and then commanded the Chinese People's Volunteers until they left Korea in 1958. He was made a 上将 in 1955.
The Sui dynasty's Yang Yong was deposed by his younger brother Yang Guang.
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The other famous 杨勇 was the first crown prince of the Sui dynasty. His younger brother 杨广 won their parents over and had him deposed in 600, and after taking the throne in 604 as the notorious Emperor Yang, had him killed.