The events that contributed to the fall of the Berlin Wall:
- Ronald Reagan speech
- Government reforms in Hungary
- The reunification of East and West Germany
The Berlin Wall
The East German government built the wall in 1961.
The Berlin Wall separated Europe into two: East and West.
East Germany was under Soviet Russia.
After the fall of the Berlin Wall, Communism began to crumble in Eastern satellite nations.
According to Americans, Reagan's speech resulted in the collapse of the wall.
Reforms in Hungary forced the beginning of democracy.
Thus options B, C and D are correct answer.
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