QUIZ: How Much Do You Know About The Soviet Union?

When did the USSR officially form?

A girl holds a flag of the Soviet Union at the Soviet War Memorial at Treptower Park in Berlin.
Retry Correct Incorrect In 1922, Soviet Russia signed a treaty with the Ukraine, Transcaucasia, and Belarus. This officially formed the Union of Soviet Socialist Republics (USSR). At its height, the USSR would have 15 socialist countries.
DAVID GANNON/AFP via Getty Images
DAVID GANNON/AFP via Getty Images

When did the USSR officially form?

  • 1920
  • 1930
  • 1922
  • 1917
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