Its capital was Gong (鞏), located just southwest of present-day Gongyi, a county-level city in Zhengzhou of Henan Province.
His younger brother Prince Gen (公子根) occupied eastern part of the state and revolted against Duke Hui.
[1] The kings of Zhou had lost almost all political and military power, even their remaining crown land was occupied by the two tiny duchies.
Since 307 BC, Eastern Zhou became a vassal state of Qin.
Eastern Zhou was annexed by Qin in 249 BC,[1][4] the last ruler was killed by Lü Buwei due to his disloyalty to Qin.