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 …
Soviet Union | History, Leaders, Flag, Map, & Anthem | Britannica
Dec 19, 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 …
Soviet Union - Countries, Cold War & Collapse | HISTORY
Sep 1, 2017 · In response to NATO, the Soviet Union in 1955 consolidated power among Eastern bloc countries under a rival alliance called the Warsaw Pact, setting off the Cold War.
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 …
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 ...
Republics of the Soviet Union - Wikipedia
In the Soviet Union, a Union Republic (Russian: Сою́зная Респу́блика, romanized: Soyúznaya Respúblika) or unofficially a Republic of the USSR was a constituent federated political entity …
Soviet Union - Communism, Totalitarianism, Purges | Britannica
Dec 14, 2025 · 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 …
The Birth of the Soviet Union and the Death of the Russian …
Dec 21, 2022 · The creation of the Soviet Union, and the subsequent Stalinist centralization in the 1930s, ended of the dreams of national self-determination for millions of people and ultimately …
Formation of the Soviet Union | World History - Lumen Learning
The Soviet Union, officially the Union of Soviet Socialist Republics, was a socialist state in Eurasia that existed from 1922 to 1991. It was nominally a supranational union of national republics, …
Collapse of the Soviet Union | Causes, Facts, Events, & Effects ...
Dec 1, 2025 · The reforms implemented by President Mikhail Gorbachev and the backlash against them hastened the demise of the Soviet state. Learn more about one of the key events of the …