The May Fourth Movement was a student movement in Beijing on May 4, 1919, which was dominated by young students. The masses, citizens, business people and other middle and lower classes participated in a demonstration, petition, strike, violence against the government, etc. A multi-form patriotic movement. It is the patriotic movement of the Chinese people against imperialism and feudalism. The May Fourth Movement was the beginning of China's new-democratic revolution, an epoch-making event in the history of Chinese revolution, and a turning point in the Chinese old-democratic revolution to the new-democratic revolution.

The dark rule of the Northern Warlords, the growth of the Chinese working class, the new cultural movement promoted the liberation of the mind, the October Revolution sent Marxism to the Chinese people, and the diplomatic failure of the Paris Peace Conference in Europe, the signing of the "Paris Peace Treaty", detonated A vigorous patriotic movement of the May Fourth Movement. The May Fourth Movement promoted the spread of Marxism in China and its integration with the Chinese workers' movement, thus preparing good conditions for the establishment of the Chinese Communist Party in terms of ideology and cadres.