Wu

…bce, when the states of Wu and Yue far to the south suddenly challenged Chu for hegemony over the southern part of China, at a time when the strong state of Jin was much weakened by an internecine struggle among powerful magnates. Wu got so far as to claim overlordship…

…became the rival kingdoms of Wu and Yue. The heartland of the Wu state lay in southern Jiangsu province, whereas that of Yue occupied the coastal area to the south of the Qiantang estuary where it merges into Hangzhou Bay. Yue and Wu engaged in constant warfare from 510 until…