After a year, Chu decided to disband most of their army due to the lack of action. Wang Jian then invaded and overran Huaiyang and the remaining Chu forces. Xiang Yan, the Chu general, managed to resist and inflict bloody losses on Wang Jian until King Fuchu of Chu was killed by Wang Jian's second in command, Meng Wu, father of Meng Tian.