辽是由位于我国东北地区的少数民族契丹族建立的多民族政权。辽的建立第一次以集权国家的形式在东北地区统一了各个民族,对东北地区的开发和民族融合以及与当时的中原、西北诸政权的交往起到了积极的作用。从公元916年,契丹耶律阿保机建国之后,通过对中原唐、五代和宋的国家体制的学习,迅速由一个部族联盟国家发展成为中国东北部地区强大的统一王权国家。可以说,从建国到灭亡,辽王朝一直都在急剧的变化着。辽中期一般被认为是辽政治变化的重要时期,是去除奴隶制残余、建立健全新的 Liao is a multi-ethnic state founded by the Khitan ethnic group located in the northeast of our country. For the first time in the establishment of the Liao Dynasty, the various nationalities were united in the northeast region in the form of centralized states and played a positive role in the development and national integration of the Northeast China and the exchanges with the regimes of the Central Plains and the Northwest at the time. From AD 916, after the founding of the Qidan Yeltsin A-machine, it rapidly developed from a tribal alliance nation to a powerful monarchical country in the northeast part of China through the study of the state system of the Tang, the Five Dynasties and the Song Dynasty in the Central Plains. It can be said that from the founding of the People to the demise, the Liao Dynasty has been dramatically changing. The mid-Liao period was generally considered to be an important period of political change in Liao and the removal of slavery remnants and the establishment and improvement of new