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. An NPT-designated state, it wielded the …

The history of the Soviet Union (USSR) (1922–91) began with the ideals of the Russian Bolshevik Revolution and ended in dissolution amidst economic collapse and political disintegration. …

Feb 14, 2023 · The Soviet Union (or the Union of Soviet Socialist Republics - USSR) was a giant single-party communist state formed by the federal union of 15 national republics. It existed …

Jun 13, 2025 · There were many factors that led to the collapse of the Soviet Union, including political policies, economics, defense spending, and the Chernobyl nuclear disaster. Find out …

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).

Feb 8, 2024 · The Soviet Union, officially known as the Union of Soviet Socialist Republics (USSR), was established on December 30, 1922, following the Russian Revolution of 1917. …

Jun 27, 2025 · Soviet Union, 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 …

The USSR, or the Union of Soviet Socialist Republics, was a historical state that existed from 1922 to 1991 in northern Eurasia. It was the first country to be based on the ideology of …

Jun 16, 2025 · collapse of the Soviet Union, sequence of events that led to the dissolution of the Soviet Union on December 31, 1991. The former superpower was replaced by 15 independent …

Nov 30, 2022 · The Union of Soviet Socialist Republics (USSR), more commonly known as the Soviet Union, was a vast country that spanned much of northern Eurasia. For most of its …