 This subsequently led to the Battle of Xiaoting/Yiling of 221–222.During this time, some local tribes in Wuling Commandery (武陵郡; around present-day Changde, Hunan) in southern Jing Province rebelled against Sun Quan's rule.Sun Quan ordered Bu Zhi to lead troops to Yiyang County (益陽縣; east of present-day Yiyang County, Hunan) to guard against attacks from the rebels.