 When he refused to cede the territory of the Wu Commandery (巫郡) and Qianzhong Commandery (黔中郡), he was detained as a hostage.King Zhaoxiang then proceeded to invade Chu the next year, capturing 16 cities and killing 50,000 Chu soldiers.King Huai of Chu did manage to escape in 297 BC, when Qin was distracted by a joint siege on Hangu Pass by Wei and Han, but he was recaptured when he was seeking asylum in Wei, after unsuccessfully doing so in the state of Zhao.