An Lushan: Countless murders caused the population of China to drop sharply, and entered the separatist war from the prosperous Tang Dynasty (indeed, the bad guys didn't say it).
Qin Gui: He colluded with foreigners, framed Zhong Liang, and accelerated the alien invasion. (As for foreign countries in Qin Gui and Li Tong, there is no real and conclusive historical evidence, and the so-called history books also wear glasses. There are many doubts among his cronies, such as Zhong Liang and the arrogant soldier. . . The most important thing is that the emperor wants to kill)
Wei Zhongxian: Repressing the killing of social elites and turning the clock back led to the darkest rule in the late feudal society of China (there is no denying that he once promoted some available talents and carried out some beneficial system reforms. As for the merits and demerits of Lindong Party, it is hard to say.
Empress Dowager Cixi: She listened to politics, carried out reforms, and brought disaster to the country and people, which made China's development seriously lag behind the world (but it cannot be denied that Tongzhi Zhongxing and modern military reform were allowed and developed from her time. )