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 Nicaragua justified under the pretense that the 1984 Boland Amendment did not specify what constituted an 'agency involved in intelligence gathering' beyond that of the CIA or DOD. According to a memo by the Deputy Director of Intelligence, Nicaragua became a growing military force in the region. This was determined to be a growth too big for the apparent needs of the Nicaraguans. This lead the government to suspect such a growth. The concerns of Nicaragua growing as a communist hub in line with Cuba was growing stronger. The Deputy Director compared it to the struggle that metastasized in Vietnam. In