Soviet Union - Wikipedia
During its existence, the Soviet Union produced many significant social and technological achievements and innovations. The USSR was one of the most advanced industrial states during its existence. It …
Soviet Union | History, Leaders, Flag, Map, & Anthem | Britannica
2 days ago · During the period of its existence, the Union of Soviet Socialist Republics was by area the world’s largest country. It was also one of the most diverse, with more than 100 distinct nationalities …
What Was the USSR and Which Countries Were in It? - ThoughtCo
May 6, 2025 · The USSR was a large communist country made up of Russia and 14 other countries. The USSR was founded in 1922 and dissolved in 1991 after Gorbachev's reforms failed.
Soviet Union - Countries, Cold War & Collapse | HISTORY
Sep 1, 2017 · A 1922 treaty between Russia, Ukraine, Belarus and Transcaucasia (modern Georgia, Armenia and Azerbaijan) formed the Union of Soviet Socialist Republics (USSR).
What Is the USSR? Formation, Structure, and Dissolution
Dec 14, 2025 · Trace the complete history of the USSR: its ideological founding, centralized political structure, command economy, and ultimate dissolution.
Soviet Union Timeline - Have Fun With History
Feb 8, 2024 · The Union of Soviet Socialist Republics (USSR) was established on December 30, 1922. It was formed through the Treaty on the Creation of the USSR, which unified several socialist …
What was the USSR? - History Skills
Founded after the collapse of the Russian Empire and the Bolshevik victory in the Russian Civil War, the USSR combined revolutionary ideals with centralised rule under the Communist Party.