Qin Er Shi, peasant rebellions erupted throughout China to overthrow the Qin dynasty, plunging China into a state of anarchy. , the Administrator of Kuaiji, wanted to start a rebellion as well, so he invited Xiang Liang to meet him and discuss their plans. However, the Xiangs lured Yin Tong into a trap and killed him instead, with Xiang Yu personally striking down hundreds of Yin's men. Xiang Liang initiated the rebellion himself and rallied about 8,000 men to support him. Xiang Liang proclaimed himself Administrator of Kuaiji while appointing Xiang Yu as a general. Xiang Liang's revolution force grew in size until it was between 60,000 and 70,000. In 208 BC, Xiang Liang installed Mi Xin as King Huai II of Chu to rally support from those eager to help him overthrow the Qin Dynasty and restore the former Chu state. Xiang Yu distinguished himself as a competent marshal and mighty warrior on the battlefield while participating in the battles against Qin forces. Later that year, Xiang Liang was killed at the Battle of Dingtao against the Qin army led by Zhang Han and the military power of Chu fell into the hands of the king and some other generals. In the winter of 208 BC, another rebel force claiming to restore the Zhao state, led by Zhao Xie, was besieged in Handan by Zhang Han. Zhao Xie requested for reinforcements from Chu. King Huai II granted Xiang Yu the title of "Duke of Lu" (), and appointed him as a second-in-command to Song Yi, who was ordered to lead an army to reinforce Zhao Xie. At the same time, the king placed Liu Bang in command of another army to attack Guanzhong, the heartland (capital territory) of Qin. The king promised that whoever managed to enter Guanzhong first will be granted the title "King of Guanzhong". Battle of Julu The Chu army led by Song Yi and Xiang Yu reached Anyang, some distance away from Julu (; in present-day Xingtai, Hebei), where Zhao Xie's forces had retreated to. Song Yi ordered the troops to lay camp there for 46 days and he refused to accept Xiang Yu's suggestion to proceed further. Xiang Yu took Song Yi by surprise in a meeting and killed him on a charge of treason. Song Yi's other subordinates were afraid of Xiang Yu so they let him become the acting commander-in-chief. Xiang Yu