President Mao Zedong exchanged views with Governor Sampaio on Chinese development, the role of Asia, Africa, and Latin America vis-a-vis the West, and Brazilian foreign policy. Mao also describes his personal studies of the English language.

Bulgarian Politburo member Boris Velchin reports on a Bulgarian delegation visit to Latin American in late 1969. Liberation movements are characterized by mass participation against imperialism, not socialism. Latin American communist parties have a strong theoretical base, but are weak. Velchev proposes that socialist countries create coordinated economic and political strategies towards Latin American countries and aid the populist movements in their quest for liberation from imperialism. Velchin is interested in collaborating with the Soviet Union, which should coordinate the effort.

Bulgarian Ambassador to Cuba Stefan Petrov analyzes Cuba’s domestic and foreign policies in an informational report to Bulgarian leader Todor Zhivkov. Petrov criticizes Cuban Communist Party policies and claims they are incompatible with Marxism-Leninism (e.g. Cuba’s focus on conflict between imperialism and national liberation rather than socialism and capitalism). Cuba has adopted an anti-Soviet attitude and believes Cuban leadership is the vanguard of communism. Petrov reviews Cuba’s conflicting relations with Latin American communist parties and Cuba's support to guerilla movements in the region. Petrov notes that Bulgarian-Cuban relations remain positive.

First Secretary of the Bulgarian Embassy to Cuba A. Hubenov describes a Latin American communist party conference held in Havana, November 1964. The parties secretly discussed their struggle against imperialism and the expansion of communist revolutions in Latin America and Cuba's assistance to that struggle. Conference deliberations included a discussion of the Sino-Soviet split and the fear of factions within the communist movement.

Soviet Foreign Minister Andrei Gromyko cables the Soviet Embassy in Havana that the Soviet leadership had decided to allow UNSG U Thant and his representatives to visit Soviet launchers sites in Cuba and verify that the launchers are being dismantled.

A letter describing the state of socialist and communist movements in Latin America with respect to their organized struggle against the imperial influence of the US. The letter indicates that the growth of youth, workers' and women's movements in Latin America is conducive to the development of stronger ties with the socialist countries around the world. The letter suggests that a strategic approach towards Latin America should be adopted in establishing cooperation in all spheres of life: economic, political, and cultural. An emphasis is placed on the gradual development of close relations with Latin American communist parties.