The Union of Soviet Socialist Republics[u] (USSR), [v] commonly known as the Soviet Union, [w] was a transcontinental country that spanned much of Eurasia from 1922 until its dissolution in 1991.

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.

Dec 19, 2025 · At its greatest extent, between 1946 and 1991 (the figures and descriptions given below refer to this period), the U.S.S.R. covered some 8,650,000 square miles (22,400,000 square …

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).

The country called the Union of Soviet Socialist Republics (USSR) was established in 1922, when parts of the former Empire became autonomous and joined the Union after the civil war.

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 …

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 …

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.

For most of its history, the USSR was a one-party state led by the Communist Party of the Soviet Union.

Oct 12, 2024 · The USSR gained and lost influence with other Communist countries over time. The occupying Soviet army facilitated the establishment of post-WWII Communist satellite states in …