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 had the world's second-largest economy and largest standing military
Soviet Union | History, Leaders, Flag, Map, Anthem | Britannica 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 Ocean and, in its final years, consisting of 15 Soviet Socialist Republics
Soviet Union - Countries, Cold War Collapse | HISTORY 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
Republics of the Soviet Union - Wikipedia Chapter 8 of the 1977 Soviet Constitution is titled as the "Soviet Union is a union state" Article 70 stated that the union was founded on the principles of "socialist federalism" as a result of the free self-determination of nations and the voluntary association of equal Soviet Socialist Republics Article 71 listed all fifteen union republics that united into the Soviet Union According to
Soviet Union - Wikiwand The Soviet Union's roots lay in the October Revolution of 1917 The new government, led by Vladimir Lenin, established the Russian SFSR, the world's first constitutionally communist state The revolution was not accepted by all within the Russian Republic, resulting in the Russian Civil War