The Opium War broke out on1840-the first opium war broke out on 19 19, and treaty of nanking was signed. During the Second Opium War, the British and French allied forces burned the Yuanmingyuan. In the early days of the Westernization Movement, the main figures of the Westernization School were Li Hongzhang, Zhang Zhidong, Zuo et al. The Sino-Japanese War broke out and the treaty of shimonoseki was signed. Then came the Reform Movement of 1898, also known as the Reform Movement of 1898. Main figures: Kang Youwei and Liang Qichao. The Book on the Bus started the Reform and Reform, and eventually the die-hards headed by Cixi led to the failure of the Reform and Reform, which became a hundred-day reform. Then came Eight-Nation Alliance's war of aggression against China, which resulted in the signing of the Treaty of Shame and Ugliness and became a foreign government. Then the New Culture Movement broke out, and the figures were Chen Duxiu and Lu Xun. . . I forgot the rest.