The ancient states of Wu and Yue during the Spring and Autumn period (770–476 BC).
Wuyue kingdom
The Wuyue kingdom (907–978), one of the Ten Kingdoms during the Five Dynaries period, founded by Qian Liu in present-day Zhejiang and parts of Jiangsu and Fujian.
arch-enemies
(metaphor) Bitter enemies; used proverbially to refer to people who are at odds with each other.
