Soviet Union - Wikipedia
The Union of Soviet Socialist Republics[o][p] (USSR), [q] also known as the Soviet Union, [r] was a transcontinental country that spanned much of Eurasia from 1922 until its dissolution in 1991.
Soviet Union | History, Leaders, Flag, Map, & Anthem | Britannica
4 days ago · 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 …
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).
Soviet Union - Wikiwand
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. As a nuclear state, it wielded the largest …
Soviet Union - New World Encyclopedia
Efforts to develop a capitalist economy while creating a new socialist government system failed. What resulted was a command economic system with an increasingly totalitarian political system. During …
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 …