Alfonso Garcia Robles explained how the Mexican delegation tried to gather the support of the Latin American countries for the NPT draft. These countries prepared and presented modifications to the NPT text, and the United States and the Soviet Union accepted some of these proposals. Garcia Robles reported that the Argentinian and Brazilian representatives said they recognized the value of the NPT but would not support it if it kept its clause prohibiting peaceful nuclear explosions. The Ambassador also reported the Soviet positive reactions toward the Treaty of Tlatelolco. Garcia Robles recounted the skepticism of some delegations toward the NPT. He recommended not to sign the NPT in 1968 unless the Soviet Union signed Protocol II of the Treaty of Tlatelolco, which includes negative security assurances.

The Soviet embassy in Mexico requests diplomatic identification cards for the Minister-Counselor of the USSR Embassy in Mexico Dmitri A. Diakonov and his wife Veronika Diakonova.

The Mexican Ambassador in the Soviet Union reports the names of Mexican students in the USSR. The students in the Soviet Union include members of the Revolutionary Action Movement.

At the request of the United States Delegation, the Council of the Organization of American States met this morning, in a “secret” session, acting provisionally as an Organ of Consultation, on the case of Cuba. The object of the meeting was to listen to Mr. Alexis Johnson, Undersecretary of State for Political Affairs, about the latest developments registered in Cuba. The talk was divided into three parts, namely: Presence of Soviet troops on the island; Visit by Prime Minister Fidel Castro to the Soviet Union; and Internal situation in Cuba.