Marxism–Leninism Cuban Revolution, led by Fidel Castro and Ché Guevara, overthrew the régime (1925–1959) of Fulgencio Batista to establish the Republic of Cuba, a Communist state recognised by the Soviet Union. In response, the United States attempted a coup d'état against the Castro government, such as the unsuccessful Bay of Pigs invasion (April 1961), by anti-communist Cuban exiles, sponsored by the CIA. The next year, there occurred the Cuban missile crisis (October 1962), a diplomatic dispute between the United States and the Soviet Union over the presence of medium-range, Soviet nuclear missiles in Cuba. The Soviet Union resolved the nuclear-missile crisis
CIA activities in Angola before Congress and wrote in his memoirs. Cuba made the decision to send troops without informing the Soviet Union and deployed them, contrary to what has been widely alleged, without any Soviet assistance for the first two months. "In a meeting including President Ford, Secretary of State Kissinger, Secretary of Defense James Schlesinger, and CIA Director William Colby among others, U.S. intervention in Angola's civil war is discussed. In response to evidence of Soviet aid to the MPLA, Secretary Schlesinger says, "we might wish to encourage the disintegration of Angola.” Kissinger describes two meetings of the 40 Committee oversight group