楚国
(?
328 BC～
299 BC)
313 BC, Qin Zhang Yi to deceive in order to cut off the King of Chu to the state of Qin Qi cede the exchange to take place 600 years in business, the King of Chu in the design, and Qi broke off diplomatic relations only six years after the land. Endless angry the King of Chu, his troops attacked the state of Qin, Wei Zhang is a large break in Danyang, then the King of Chu called the country's forces attack, then defeat in Lam Tin, followed by 311 BC Qin capture Shaoling, the three wars are lost, Chu country was declining.