Who was the leader of the Soviet Union whose presence signaled a thaw in the Cold War?

1 Answer
May 19, 2016

Mikhail Gorbachev .

Explanation:

Gorbachev introduced glasnost and perestroika, a series of political and economic reforms. This set in motion a process of reform which gathered an unstoppable momentum leading to the collapse of the Soviet Union, end of communism and re-unification of Germany..