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The fall of the Berlin Wall was a pivotal event in world history which marked the falling of the Iron Curtain. The fall of the inner German border took place shortly afterwards.
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the United States, Canada, and several Western European nations to provide collective security against the Soviet Union
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During the multinational occupation of post–World War II Germany, the Soviet Union blocked the Western Allies' railway, road, and canal access to the sectors of Berlin under Western control.
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signed in warsaw poland between the soviet union and seven other Eastern bloc socialist republics
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the first artificial satellite launched into orbit by the USSR
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East Germany began to build a barbed wire and concrete wall between East and West Berlin.
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13-day confrontation between the United States and the Soviet Union. It began when the Soviet Union began building missile sites in Cuba in 1962.
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The first human-made object to touch the Moon was the Soviet Union's Luna 2, on 13 September 1959. The United States' Apollo 11 was the first manned mission to land on the Moon, on 20 July 1969.