东汉末年至曹魏、西晋时期，随着中原、内地政治形势的变化，北方地区的历史也呈现出纷繁复杂的局面。今天的内蒙古地区，自秦汉时代就在中原封建政权的统一行政管辖之下。到东汉末年，这里的行政建制、民族更替也都随着全国政局的变化而出现较大的波动。本文试图对内蒙古地区? From the end of Eastern Han Dynasty to the Wei and Jin dynasties, with the change of Central Plains and the political situation in the Mainland, the history of the Northern region also showed a complicated situation. Inner Mongolia today is under the unified administration of the feudal regime in the Central Plains since the Qin and Han dynasties. By the end of the Eastern Han Dynasty, the administrative system and national replacement here also fluctuated greatly with changes in the political situation in the country. This article attempts to Inner Mongolia?