The dissolution of the Union of the Soviet Socialist Republics (USSR) _____.
reduced the number of Communist nations in the world
ended conflict in Eastern Europe
did not affect the United States
changed boundaries in Europe
affected nations across the globe
The dissolution of the Union of the Soviet Socialist Republics (USSR) "reduced the number of Communist nations in the world" and "changed boundaries in Europe," since the USSR had overseen a number of "satellite states".