During its existence, the Soviet Union produced many significant social and technological achievements and innovations. It had the world's second-largest economy and largest standing military. An NPT-designated state, it wielded the largest arsenal of nuclear weapons in the world.

The Russian Soviet Federative Socialist Republic [b] (Russian SFSR or RSFSR), previously known as the Russian Soviet Republic [3] and the Russian Socialist Federative Soviet Republic, and unofficially as Soviet Russia, [4] was a socialist state from 1917 to 1922, and afterwards the largest and most populous constituent republic of the Soviet ...

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 years, consisting of 15 Soviet Socialist Republics.

The history of the Soviet Union (USSR) (1922–91) began with the ideals of the Bolshevik Revolution and ended in dissolution amidst economic collapse and political disintegration. Established in 1922 following the Russian Civil War, the Soviet Union quickly became a one-party state under the Communist Party.

3 days ago · Russia - Soviet Union, Cold War, Eurasia: The following is a general overview of the history of Russia during the period of Soviet domination. For full coverage of the history of the Soviet Union, see the article Union of Soviet Socialist Republics.

Sep 1, 2017 · The Soviet Union was the world’s first Marxist‑Communist state and was one of the biggest and most powerful nations in the world.

Feb 28, 2025 · Soviet Union - Revolution, Communism, USSR: Sometime in the middle of the 19th century, Russia entered a phase of internal crisis that in 1917 would culminate in revolution. Its causes were not so much economic or social as political and cultural.

It was the first country to declare itself socialist and build towards a communist society. It was a union of 14 Soviet socialist republics and one Russian Soviet Federative Socialist Republic (Russian SFSR). The Soviet Union was created about five years after the Russian Revolution.

Dec 21, 2022 · The story of the creation of the Soviet Union was therefore one that began with the overthrowing of the Tsar and the promise to free Russia’s exploited masses and ended with the birth of a powerful, bureaucratic, and undemocratic …

The Union of Soviet Socialist Republics (USSR), commonly known as the Soviet Union, was a transcontinental country that spanned much of Eurasia from 1922 to 1991. During its existence, it was the largest country by area, extending across eleven time zones and sharing borders with twelve countries, and the third-most populous country.