Final answer:
The Cuban Missile Crisis took place during the presidency of John Kennedy and was a tense diplomatic confrontation between the United States, the Soviet Union, and Cuba. It involved the presence of nuclear missiles in Cuba and ended with the agreement to withdraw the missiles.
Step-by-step explanation:
The Cuban Missile Crisis was a tense diplomatic confrontation between the United States, the Soviet Union, and Cuba in October 1962. It took place during the presidency of John Kennedy and was part of Fidel Castro's overthrow of Fulgencio Batista's government. The crisis was sparked when American intelligence discovered that nuclear missiles capable of reaching the U.S. were found to be in Cuba. The crisis ended when the United States agreed to help the Soviet Union withdraw their missiles.