Explanation
The Soviet Union, officially the Union of Soviet Socialist Republics
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History of the Soviet Union
Background
1917–1927: Establishment (founded)
1927–1953: Stalinism
1953–1964: Khrushchev Thaw
1964–1982: Era of Stagnation
1982–1991: Decline and collapse (dissolved)
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A flagship communist state, it was nominally a federal union of fifteen national republics
It was the largest country in the world, covering over 22,402,200 square kilometers (8,649,500 sq mi)
spanning eleven time zones.
Capital and largest city: Moscow
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Leader
• 1922–1924: Vladimir Lenin
• 1924–1953: Joseph Stalin
• 1953: Georgy Malenkov
• 1953–1964 : Nikita Khrushchev
• 1964–1982: Leonid Brezhnev
• 1982–1984: Yuri Andropov
• 1984–1985: Konstantin Chernenko
• 1985–1991: Mikhail Gorbachev
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Head of state
• 1922–1946 (first): Mikhail Kalinin
• 1988–1991 (last): Mikhail Gorbachev
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Head of government
• 1922–1924 (first): Vladimir Lenin
• 1991 (last): Ivan Silayev
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Currency: Soviet ruble (Rbl) (SUR)
ND7-5-2023
