唐王朝自安史之乱以后,统一的中央集权统治衰落,代之而起的是藩镇长期割据的政治局面。在我国君主专制的封建社会中,中央王朝的集权统一是其最大的特征,何时统一的中央集权统治衰落,何时社会上的各种矛盾就暴露的特别充分。唐代党争这一统治阶级内部的矛盾亦不例外,特别是牛李党争,因为其时间较长,涉及的人物较多,同时又和朝官与宦官的南衙北司之 After the Anti-history War in the Tang Dynasty, the reunification of the centralization rule declined. Instead, the long-term political separatism of the military governorate came into being. In the monarchy and feudal society of our country, centralization and centralization of the Central Government is its greatest feature. When unified centralization and rule decline, when all kinds of contradictions in society are exposed. The struggle between the ruling parties in the Tang Dynasty and the ruling class is no exception. In particular, the Niu-Li Party’s struggle has been prolonged and involves more people. At the same time,