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 …

2 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 …

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 …

Nov 26, 2025 · The Soviet era of Russia history began in 1917 and ended in 1991. The Union of Soviet Socialist Republics (USSR) was not formally declared until 1922, following the Bolsheviks' victory in …

May 6, 2025 · The Union of Soviet Socialist Republics (also known as the USSR or the Soviet Union) consisted of Russia and 14 surrounding countries. The USSR's territory stretched from the Baltic …

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 power the …

The Soviet Union, officially the Union of Soviet Socialist Republics (USSR), was a union of multiple subnational Soviet republics; its government and economy were highly centralized.

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.

The Soviet Union emerged as one of the world's two superpowers, leading the Eastern Bloc in opposition to the Western Bloc led by the United States during the Cold War. This period saw the …

Jul 16, 2021 · The Soviet Union was a one-party state in which the Communist Party controlled all the levers of government. The Soviet Union was composed of 15 separate units, called republics.