Question

what is the full form of USSR​

Answer 1

Union of Soviet Socialist Republics

Answer 2

Answer:

Union of Soviet Socialist Republics

Explanation:

Russia

In post-revolutionary Russia, the Union of Soviet Socialist Republics (USSR) is established, comprising a confederation of Russia, Belorussia, Ukraine, and the Transcaucasian Federation (divided in 1936 into the Georgian, Azerbaijan, and Armenian republics).

The Soviet Union had its origins in the Russian Revolution of 1917. Radical leftist revolutionaries overthrew Russia's Czar Nicholas II, ending centuries of Romanov rule. The Bolsheviks established a socialist state in the territory that was once the Russian Empire.

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