Final answer:
The Soviet Union's placement of nuclear weapons in Cuba in 1962 led to the Cuban Missile Crisis, a tense standoff that nearly resulted in nuclear war.
Explanation:
The Soviet Union's placement of nuclear weapons in Cuba in 1962 resulted in the Cuban Missile Crisis. This crisis brought the world to the brink of nuclear war as the United States discovered Soviet missile sites in Cuba.
President Kennedy imposed a naval blockade to force the removal of the missiles, and eventually, a resolution was achieved where the Soviets agreed to dismantle the missile sites in Cuba in exchange for the removal of U.S. missiles in Turkey.
The Cuban Missile Crisis significantly heightened tensions between the superpowers and showcased the dangers of the Cold War rivalry.
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