1842, treaty of nanking was signed, and China began to become a semi-feudal and semi-colonial country.

1856, the second opium war.

1860, the Sino-British Beijing Treaty, the Sino-Russian Beijing Treaty and the Sino-French Beijing Treaty were signed respectively. The Westernization Movement began.

1898, Reform Movement of 1898.

1894, Sino-Japanese War of 1894-1894.

1895, treaty of shimonoseki was signed, and the Westernization Movement failed.

1900, Eight-Nation Alliance captured Beijing.

190 1 year, the "Xin Chou Treaty" was signed.

19 1 1 year, Xinhai revolution.

19 15, the new culture movement began.

19 19, the Paris Peace Conference was held and the May 4th patriotic movement broke out.

192 1 year, China was founded.

1922, the first cooperation between the Kuomintang and the Communist Party.

193 1 year, the September 18th Incident, the fall of three northeastern provinces.

1937, lugouqiao incident, Japan's all-out war of aggression against China broke out; The Second ccp Cooperation between Kuomintang and Communist Party

1945, the struggle was won.

1946, the war of liberation broke out.

Extended data:

The modern history of China generally refers to the history from 1840 to 1949.

The modern history of China can be divided into two stages. The first stage was from the Opium War in 1840 to the eve of the May 4th Movement in19/9, which was the stage of the old democratic revolution. The second stage is from the May 4th Movement in 19 19 to the eve of the founding of People's Republic of China (PRC) in 1949, which is the stage of new-democratic revolution.

Baidu Encyclopedia-Modern History of China