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  1. Soviet Union - Wikipedia

    Before its dissolution, the Soviet Union was one of the world's two superpowers through its hegemony in Eastern Europe and Asia, global diplomacy, ideological influence (particularly in …

  2. Soviet Union | History, Leaders, Flag, Map, & Anthem | Britannica

    Jul 14, 2025 · Soviet Union (Union of Soviet Socialist Republics; U.S.S.R.), former northern Eurasian empire (1917/22–1991) stretching from the Baltic and Black seas to the Pacific …

  3. Soviet Union - Simple English Wikipedia, the free encyclopedia

    The Union of Soviet Socialist Republics[t] (USSR), [u] simply known as the Soviet Union, [v] was a transcontinental country that spanned much of Eurasia from 1922 to 1991. It was the first …

  4. Collapse of the Soviet Union - Causes, Dates, Facts | HISTORY

    Feb 25, 2011 · The Soviet Union officially collapsed on December 25, 1991, and split into several independent nations.

  5. Soviet Union - Wikiwand

    The Union of Soviet Socialist Republics (USSR), commonly known as the Soviet Union, was a transcontinental country that spanned much of Eurasia from 1922 until ...

  6. What Was the USSR and Which Countries Were in It? - ThoughtCo

    May 6, 2025 · The Union of Soviet Socialist Republics (also known as the USSR or the Soviet Union) consisted of Russia and 14 surrounding countries. The USSR's territory stretched from …

  7. The Soviet Union - WorldAtlas

    Jul 16, 2021 · The Soviet Union was a one-party state in which the Communist Party controlled all the levers of government. The Soviet Union was composed of 15 separate units, called republics.

  8. Soviet (council) - Wikipedia

    A soviet (Russian: совет, romanized: sovet, IPA: [sɐˈvʲet] ⓘ, lit. 'council') is a workers' council that follows a socialist ideology, particularly in the context of the Russian Revolution. Soviets were …

  9. Soviet Union - New World Encyclopedia

    The Soviet Union was one of the dominant political entities of the twentieth century. The official name was the Union of Soviet Socialist Republics (USSR). The Russian Revolution brought to …

  10. Soviet Union - Communism, Totalitarianism, Purges | Britannica

    5 days ago · Soviet Union - Communism, Totalitarianism, Purges: The last phase of Lenin’s life—first partial, then total disablement, then death—had fortuitously provided a sort of …