<span>President Roosevelt end US isolation and nuetrality during the early years of world war ii by
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Civil Rights act of 1964 and The Voting Rights Ac
t.
Answer:
It led to the collapse of the military power that had held the Soviet Union together, causing the union to dissolve.
Explanation:
Mikhail Gorbachev reforms in the Soviet Union and Eastern Europe lead to the collapse of communism. Gorbachev promoted a new policy called glasnost. He promoted the democratization of society hoping for the participation of ordinary citizens. Gorbachev withdrew the Soviet army from Afghanistan. He released Eastern Europe from Soviet domination, permitting the dismissal of the Warsaw Pact, the Soviet military alliance in the area and stopped nuclear testing.