牛僧孺
Also in 832, in the aftermaths of the Xidamou incident, with popular sentiment turning against Niu Sengru, Niu resigned his chancellor position to become the military governor of Wuchang Circuit (武昌, headquartered in modern Wuhan, Hubei), and Li Deyu was recalled to Chang'an, becoming chancellor in 833. Li Deyu used the opportunity to attack Li Zongmin's associates for factionalism, and many were demoted. Li Zongmin himself was soon sent out of Chang'an to serve as the military governor of Shannan West Circuit (山南西道, headquartered in modern Hanzhong, Shaanxi).