The CIA’s National Intelligence Daily for 19 July 1990 describes the latest developments in Germanys, the Soviet Union, Iraq, Spain, Cuba, Yugoslavia, Cyprus, Venezuela and Nicaragua.

PCB Politburo member Jorge Kolle Cueto asks on 7 March 1967 to inform the Czechoslovak Communist Party, "on behalf of the CC of the Bolivian CP," regarding "the situation in Bolivia… and his recent meeting with Fidel Castro." After four pages of discussion regarding the depressing internal political situation under 1964 coup leader, General René Barrientos, Kolle announced that "the party must necessarily prepare for the possibility of armed struggle in order to participate in the attempt to overthrow the current regime together with other leftist forces."

This presents evidence of Czechoslovak-Cuban relations forming in 1959, which includes the somewhat sensitive issue of Prague’s attempting to grasp the relationship and balance of power within Havana’s rulers between Fidel Castro’s “July 26th” movement and the traditional, pro-Moscow communist party, the People’s Socialist Party (PSP).

January 25-26, 1968. F. Castro speaks of relations with the US and Kennedy, friendship with the USSR, as well as placement of missiles, security issues as the US's imperialistic nature, while extolling the virtures of socialism, Cuba, and "The Revolution." Castro also stresses that Soviet withdrawal of weapons from Cuba is a blow to the international Communist movement.

Conversation for the record between Zhivkov and Castro during a four-day-long state visit of the Cuban leader to Bulgaria. Among the main issues discussed was the state of economic development in both countries, their relations with Albania, China, Romania and Yugoslavia; the Cuban foreign policy in Africa and the Caribbean; the civil war in Angola; the battle for the Third World.