I think it was Gorbachev :P
Gorbachev
The Chernobyl disaster Brought about perestroika
Stalin
Gorbachev
collapse of the Soviet Union
Detente between the United States and the Soviet Union led to a softening of the tensions between the two nations. It eventually led to the end of Cold War.
Answer this question… It led to protests within Soviet republics and political instability that triggered the Soviet Union's eventual breakup.
Stalin led Soviet Union Truman led United States
communist countries led by the Soviet Union
Eastern Bloc
communist countries led by the soviet union
The Cold War led the Soviet Union and Afghanistan to actual fighting.