US Secretary of the Treasury C. Douglas Dillon tells the Brazilian delegation that he must leave the Annual Conference of Cities in Mexico because the situation between the US and Cuba is too volatile and "he could not say if there will be or not a world nuclear war by the weekend."

A report from the Brazilian Embassy in Washington, D.C. about several meetings and consultations between the principal members and organs of the government (Kennedy, Johnson, etc.), especially of the Department of State and the Pentagon.Campos believes that an elaborate decision of great significance is in progress and that this decision may refer to Berlin or to Cuba or to the situation of the conflict between India and China.

Cuban President Osvaldo Dorticos says in a meeting with Afonso Arinos de Mello-Franco that Cuba does not desire to be armed more than it has to for defense. They also discuss United States interference in Cuban affairs.

A telegram from the Brazilian Embassy in Cuba describing the speech of Cuban President Dorticós, in the UN, as extremely ponderous and even conservative, by Cuban standards. Dorticos alluded at length to the North-American threats against Cuba, evidencing therefore, one more time, the “complex of invasion” that has motivated in large measures the comportment of the revolutionary government in international politics. Dorticos affirmed, moreover, that Cuba desires a “policy of peace and of coexistence” with all countries of the Continent, within an “absolute respect to the principle of non-intervention.”

A telegram from the Brazilian delegation to the UN General Assembly describing the impacts and opinions of the U.S. economic sanctions against Cuba from the understanding of the Eastern European and "Iron Curtain countries."

A telegram from the Brazilian Embassy in Cuba giving an update on the most recent internal political situation of Cuba, Russian armament and military personnel arriving.

Telegram from the Brazilian Embassy to Cuba reporting that the United States is already exercising, in a systematic character, strict naval and aerial vigilance around Cuba.

A telegram from the Brazilian Secretary of State for External Relations (Afonso Arinos) describing a conversation between Ernesto “Che” Guevara and Richard Goodwin in Montevideo, Uruguay. At this meeting, Mister Guevara and Mister Goodwin, speaking as “enemies”, made a general appreciation of Cuban-American relations. Affirming that Cuba today definitely was of the sphere of influence of the United States. They also discuss Cuba's economic situation.