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 Teng referred to an early conversation between Nixon and Mao Zedong regarding Angola. "We hope that through the work of both sides we can achieve a better situation there. The relatively complex problem is the involvement of South Africa. And I believe you are aware of the feelings of the black Africans toward South Africa." No CIA personnel were present, but this is mentioned in the context of setting US policy toward Angola, where CIA did have covert operations. United States Secretary of State Henry Kissinger replied, "We are prepared to push South Africa as soon as an alternative military