A letter to Khrushchev detailing the shooting down of a US U-2 aircraft that attempted to take photographs of Soviet troops on the island of Cuba.

Chen asks Khrushchev to go over the pressing international issues and he presents the USSR's stances on the situation in Laos, South Korea, and Cuba. Khrushchev also raises problems in GDR and difficulties in negotiations with Western powers with regards to the German question. Khrushchev also mentions Soviet plans to launch a spaceship and resume nuclear testing. The two leaders also discuss the challenges of agricultural development.

Fidel Castro discusses the conditions of the Cuban economy and militia and expresses his belief that Cuba-United States relations are heading in a positive direction.

Chargé d’Affaires ad interim Erzsébet Görög writes a preliminary assessment of Castro’s state visit to the Soviet Union in 1963. Görög reports on improvements in Cuba’s party organization and positive reactions from the Cuban public and media on Castro’s visit. Görög notes different reactions to the visit between the economic/technical and artistic intelligentsia, adding that “Khrushchev managed to win Fidel over to his side in the Soviet-Chinese dispute.” Other topics include emigration and external counter-revolutionary activities.

Alexei Adzhubei, Khrushchev’s son-in-law and the editor-in-chief of Izvestia, reports on his meetings with US journalists and officials in Washington, DC. Especially significant was his 30 January meeting with President John F. Kennedy in which Kennedy compared the communist revolution in Cuba with the 1956 Hungarian Revolution suppressed by the Soviet Union. Adzhubei also described Kennedy's comments on German reunification.

Protocol 71 gives details to the immediate fallout of the Cuban Missile Crisis from the Soviet perspective. Thanks to Castro’s so-called Armageddon letter and his five points, by December 1962 (date of this protocol), Khrushchev was calling the Cubans “unreliable allies.”

Khrushchev wrote to Fidel Castro to discuss the issues in the two countries' relation after the Cuban Missile Crisis. The Soviet leader attacked voices from other countries, including socialist ones, blaming the USSR of being opportunistic and self-serving. He explained the decision to withdraw missiles from Cuba, stressing the possibility of advancing Communism through peaceful means. Khrushchev underlined the importance of guaranteeing against an American attack on Cuba and urged Havana to focus on economic, cultural and technological development to become a shining beacon of socialism in Latin America. Besides, he also invited Fidel Castro to visit Moscow and discuss the preparations for such a trip.

Khrushchev informed Castro of his deal with J.F.Kennedy. The Soviet leader warned Castro of attempts to sabotage the agreement by men in the Pentagon and urged him to restrain from being provoked, e.g. firing at American planes.

Dobrynin sends the results of a meeting with Robert Kennedy, during which Dobrynin clears up a “misunderstanding” between the Soviets and Americans and the two discuss American surveillance planes taking fire over Cuba.

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.