A visit of Soviet Premier Alexei Kosygin from 26-30 June 1967 prompts this report from the Mexican Embassy in Havanna to the Secretary of Foreign Relations in Mexico City. They discuss: the position assumed by the Cuban Government and Communist Party in relation to Latin America, the Middle East and Vietnam, the internal administration of Cuba and the political operation in Cuba.

The report of a conversation in Moscow between Cuban Communist Official Carlos Rafael Rodriguez and Soviet Leader Nikita Khrushchev, discussing Soviet-Cuban relations and public announcements of support.

A letter from Cuban President Osvaldo Dorticos regarding a conversation he had with Anastas Mikoyan. The two discussed mostly the USSR's position on Cuba, to which Mikoyan expressed the USSR's support of Cuba (that it would retaliate if Cuba were attacked), but that peaceful coexistence was still the Soviet's plan to follow for the development of humanity toward socialism and the defeat of imperialism.

A telegram dispatched from the Soviet embassy in Havana early on the morning of Saturday, 27 October 1962. Fidel Castro was at the embassy and composing an important "personal" message for Nikita Khrushchev. The alarmed Cuban leader anticipated US invasion in the next "24-72 hours."

A report on Alekseev's 23 October 1962 conversation with Fidel Castro, together with two members of the Cuban leadership, the day after the public crisis began. Presented with official Soviet statements on the crisis, Castro reviews the situation and confidently vows defiance to the US "aggression," which he claimed was doomed to failure.

Notes from meeting of the Presidium during which Soviet leadership decides to send a commission to Cuba and chooses those who go.