After talking with the member of the PSP's Central Committee, Severo Aguirre, Prague’s Communist Party leaders saw a glimmer of hope for the further radicalization of the revolution:  the fact that the “bourgeois” leaders of the revolutionary army, the Castro brothers, and Ernesto “Che” Guevara, relied on the people’s army, on which the communists had significant influence.

Fidel Castro talks about Cuba's relations with Yugoslavia, the United States, and other countries in Latin America.

Zhou and Kosygin discussed the conflicts in Vietnam. They discussed in details of providing logistic and political supports to North Vietnam.

Report documenting the arrest of Fidel Castro and fellow members of the "26th of July" group in Mexico. The report goes into great detail about the group's organization and training, and their plans for revolution in Cuba.

The General Secretary of the Communist Party of Bolivia, Mario Monje, informs Chestnoy about a recent meeting with Che Guevara, in which they discuss the differences in Chinese Communist leadership policies. Guevara states that if forced to choose between the two sides, Cuban leadership would be on the side of the Soviet Union.

Grobart discusses the question of potential attacks by counterrevolutionaries in Cuba. Prompted by further questioning, he discusses discrepancies and contradictions within the CPSU leadership, and controversy surrounding Che Guevara and his unique opinion on certain issues.

This report includes a criticism of the content in a published article by Ernesto Guevara, regarding the methodology behind the National Liberation Movement in Latin American countries.

A cable from the Chinese Embassy in Cuba describing a visit by Guevara's mother [Celia de la Serna y Llosa], Madam Moke, and Abraham Guillén [a Marxist author].

Alekseev and Mikoyan discuss the nature of UN inspections in Cuba with Cuban leadership. Cuban leadership discusses what they feel is a Soviet concession to the US, thereby weakening the international socialist movement.