The conversation between Castro and Gomulka took place on the initiative of Castro. Parties discussed the following topics: (1) relations between the UPSR and the PUWP, (2) the issue of the legalization of the Cuban Revolution, (3) the Situation in Vietnam, (4) Cuba and the Current Situation in Latin America, (5) the position of the PUWP with regard to the conference of 81 parties, and (6) the attitude of the socialist camp towards Cuba.

In a secret supplement to information from the VIII Congress of the People's Socialist Party, Bulgarian delegates Abramov and Tellalov summarize answers that Blas Roca, the Cuban delegation head, provided the congress. Roca claimed that socialism is the end goal of the revolution, but it is not publicly discussed. He explained the Communist party's involvement in the revolution and July 26th Movement. Abramov and Tellalov also describe the reestablishment of relations and disagreements between Cuba and Yugoslavia, including discussions about weapons. Fidel Castro met with socialist country representatives and described Cuba's plans to nationalize enterprises, particularly American. During the congress Castro described the evolution of the July 26th Movement and the consolidation of Communism in Cuba. Abramov and Tellalov endorse Castro's leadership and review the Cuban military's strengths and weaknesses. There is a brief mention Sino-Soviet relations.