The Union of Soviet Socialist Republics [r] (USSR), [s] commonly known as the Soviet Union, [t] 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 .

6 天之前 · 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 Socialist Republics (S.S.R.’s): Armenia, Azerbaijan, Belorussia (now Belarus), Estonia, Georgia, Kazakhstan, Kirgiziya (now Kyrgyzstan), Latvia, Lithuania, Moldavia (now Mold...

2019年8月2日 · 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 states in Eastern Europe to the Pacific Ocean, including the majority of northern Asia and portions of central Asia.

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.

2017年9月1日 · The United Socialist Soviet Republic, or U.S.S.R., was made up of 15 republics: Armenia, Azerbaijan, Belarus, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Latvia,...

2022年3月8日 · Founded in 1922 as a confederation of Russia, Belarus, Ukraine and Transcaucasia (comprised of Georgia, Azerbaijan and Armenia), the Union of Soviet Socialist Republics (USSR) eventually grew to...

It was a union of 14 Soviet socialist republics and one Soviet Federative Socialist Republic (Russian SFSR). The Soviet Union was created about five years after the Russian Revolution. It was announced after Vladimir Lenin overthrew Alexander Kerensky as Russian leader.

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....

2024年12月16日 · 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 countries: Armenia, Azerbaijan, Belarus, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Latvia, Lithuania, Moldova, Russia, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan.

On January 1, 1991, the Soviet Union was the largest country in the world, covering some 8,650,000 square miles (22,400,000 square km), nearly one-sixth of Earth’s land surface. Its population numbered more than 290 million, and 100 distinct nationalities lived within its borders.