1. The Eight-Nation Alliance's invasion of China and the signing of the Treaty of Xincho (1900-1901):
In order to suppress the Boxer Rebellion and seize the interests in China, the Eight-Nation Coalition invaded China. The Qing government was forced to sign the Treaty of Xincho, and China was completely reduced to a semi-colonial and semi-feudal society.
2. Xinhai Revolution (1911):
The Xinhai Revolution led by Sun Yat-sen overthrew the rule of the Qing Dynasty, ended China's more than 2,000 years of absolute monarchy, and established the Republic of China.
3. May Fourth Patriotic Movement (1919):
This was an anti-imperialist and anti-feudal patriotic movement, marking the beginning of China's new democratic revolution.
4. Founding of the Communist Party of China (1921):
The founding of the Communist Party of China (CPC) has provided a strong core of leadership for China's revolution and construction.
5. Northern Expedition (1926):
The Northern Expedition dealt a heavy blow to the reactionary rule of imperialism and the Beiyang warlords, and gave impetus to the revolutionary process in China.
6. Nanchang Uprising (1927):
The Nanchang Uprising was an armed uprising of overall significance under the direct leadership of the Communist Party of China, and it fired the first shot of armed resistance against the reactionary rule of the Kuomintang.
7. Zunyi Conference (1935):
The Zunyi Conference saved the party, the Red Army, and the Chinese revolution at an extremely critical historical juncture, and was a life-and-death turning point in the history of the Communist Party of China and the Red Army.
8. War of Resistance Against Japanese Aggression (1937-1945):
The War of Resistance Against Japanese Aggression was a just war waged by the Chinese people against Japanese imperialist aggression and won the first complete victory against foreign invasion in modern times.
9. The Seventh National Congress of the Communist Party of China (1945):
The Seventh National Congress of the Communist Party of China established Mao Zedong Thought as the guiding ideology of the whole party, and laid the political, ideological, and organizational foundation for the victory of the War of Resistance Against Japanese Aggression and the victory of the new democratic revolution throughout the country.
10. War of Liberation (1946-1949):
The War of Liberation overthrew the reactionary regime of the Kuomintang and established the People's Republic of China.
11. Resist US Aggression and Aid Korea (1950-1953):
The victory in the War to Resist US Aggression and Aid Korea safeguarded peace in Asia and the world, consolidated China's nascent people's political power, shattered the myth of the invincibility of US imperialism, withstood the momentum of US aggression and expansion, raised China's international prestige to an unprecedented level, greatly enhanced the national self-confidence and pride of the Chinese people, and won a relatively stable and peaceful environment for domestic economic construction and social reform.
12. Completion of the Socialist Transformation (1952-1956):
China has completed the socialist transformation of agriculture, handicrafts, and capitalist industry and commerce, and has fulfilled the task of transforming private ownership of the means of production into socialist public ownership, marking the establishment of the socialist system in China.
13. "Two Bombs and One Satellite" was successfully developed (1964-1970):
China's successful development of atomic bombs, hydrogen bombs, and artificial satellites marks a major breakthrough in China's national defense science and technology and enhances China's international status.
14. Restoration of lawful seat in the United Nations (1971):
The restoration of the lawful seat of the People's Republic of China in the United Nations indicates that China's status in the international arena has been further enhanced.
15. Crushing the "Gang of Four" and ending the "Cultural Revolution" (1976):
This marks that China has entered a new period of historical development and has begun to explore a path of socialist modernization suited to China's national conditions.
16. National Science Congress (1978):
The convening of the National Science Conference marks that China's science and technology has entered a new stage of development and has promoted scientific and technological innovation and personnel training.
17. The Third Plenary Session of the 11th Central Committee of the Communist Party of China was held (1978):
The Third Plenary Session of the 11 th CPC Central Committee opened a new chapter in the history of the Party and the country, and was a great turning point of far-reaching significance in the history of our Party since the founding of the People's Republic of China.
18. Deng Xiaoping's Southern Speech and the 14th National Congress of the Communist Party of China (1992):
This marked the beginning of a new stage in China's reform, opening up, and modernization, and promoted the establishment and development of the socialist market economic system.
19. Return of Hong Kong and Macao (1997-1999):
The return of Hong Kong and Macao has realized the great cause of the motherland's reunification and marked the further enhancement of China's status and influence in the international community.
20. The 15th National Congress of the Communist Party of China (1997):
The 15 th CPC National Congress established Deng Xiaoping Theory as the party's guiding ideology and provided an ideological guarantee for China's reform, opening up, and modernization.
These 20 major events have not only profoundly affected the course of China's history, but also had an important impact on the world, demonstrating China's great transformation from humiliation to rise, from isolation to openness, and from poverty to prosperity.