The October Revolution, which occurred on October 25, 1917, marked the victory of socialist revolution led by the proletariat in Russia, and is one of the most important historical events of the 20th century. Here is a summary of the October Revolution:

1. Background: During the First World War, the economic and political crisis in Russia intensified, and the living standards of the people decreased sharply. At the same time, the Bolshevik Party gained increasing power within the party and began actively planning the revolution.

2. Outbreak: In July 1917, the Bolshevik Party led by Lenin launched the "February Revolution", overthrowing the Provisional Government, but did not solve the fundamental problems. At the beginning of August, the Bolshevik Party occupied major cities such as Petrograd and announced the establishment of the Soviet regime.

3. Implementation: On October 25, 1917, Lenin led the Bolshevik Party's armed forces to capture the Winter Palace in Saint Petersburg, announcing the establishment of the Soviet government. Subsequently, Soviet regimes were also established throughout Russia.

4. Result: The October Revolution successfully overthrew the Tsarist system and established the world's first socialist country - the Union of Soviet Socialist Republics (USSR). The Soviet Union became the first socialist country in the world, exerting a profound influence on world history.

In conclusion, the October Revolution was a socialist revolution with significant historical significance. Its occurrence changed the course of world history and promoted the progress and development of human society.

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