先秦时代是我国历史上民族关系非常复杂的时代。夷夏间的战争、会盟、联姻、经济文化交往以及人口流动,是这一时期民族关系的主要内容。在这种错综复杂的民族关系的交互作用下,华、夷、蛮、戎、狄等所有的民族都在发生着变化,而其大趋势则是四夷民 The pre-Qin era was a very complicated era of ethnic relations in the history of our country. The war, the alliance, the marriage, the economic and cultural exchanges and the population flow during the Yi-Xia period are the main contents of ethnic relations during this period. Under the complex interaction of ethnic relations, all ethnic groups such as China, Yi, Man, Rong, Di and others are undergoing changes while their general trend is that of Si Yi Min