Xia dynasty (1 jan 2070 ano antes da era comum – 1 jan 1559 ano antes da era comum)
Descrição:
Xia dynasty is the first tribal hereditary Dynasty in the Central Plains recorded in Chinese traditional history books. Generally speaking, Xia Dynasty is a country with many tribal alliances or complex chiefdoms. Its main tribe or nationality is called Xia people.--https://zh.wikipedia.org/wiki/%E5%A4%8F%E6%9C%9DAdicionado na linha do tempo:
Data:
1 jan 2070 ano antes da era comum
1 jan 1559 ano antes da era comum
~ 511 years
