Hungary tearing down its border fence.
The reason this was the catalyst for everything afterward, is people who lived in the Warsaw Pact had freedom of movement within Pact nations, and Hungary was a popular vacation spot for Warsaw Pact citizens. By the time the communists figured out people weren't going there to lie on the beach - a very popular vacation for Warsaw Pact members - but to defect to the West, all their doctors and engineers were living in West Germany.
The opening of the Berlin Wall is felt by most people to be the end of the Cold War.
end of the cold war
No one single event started the end of the Cold War. Rather it was a series of factors that combined.
The fall of the Berlin wall!
The Berlin Wall coming down in 1989, but in reality we are in a second Cold War today.
Which event is an example of the Cold War becoming hot?
fall of Berlin wall
the end of the Cold War
The breakup of the Soviet Unionvand the destruction of the Berlin wall in 1989
cold war event surprised the United States in 1949?
Which event at the conclusion of World War 2 initiated the Cold War?Read more: Which_event_at_the_conclusion_of_World_War_2_initiated_the_Cold_War
The end of the Cold War changed the global political landscape forever.