Andrei Gromyko describes the diplomatic measures he deems necessary to ensure the adherence of influential nations and countries in the Socialist sphere to the NPT. Valuing negotiation and diplomatic conversations between representatives, Gromyko especially seeks to obtain the support of countries who have previously expressed reservations about the treaty.

This lengthy report was State Department Bureau of Intelligence and Research's contribution to the first National Intelligence Estimate on the nuclear proliferation, NIE 100-6-57. Written at a time when the United States, the Soviet Union, and the United Kingdom were the only nuclear weapons states, the “Fourth Country” problem referred to the probability that some unspecified country, whether France or China, was likely to be the next nuclear weapons state. Enclosed with letter from Helmut Sonnenfeldt, Division of Research for USSR and Western Europe, to Roger Mateson, 4 June 1957, Secret

The Council of UDSSR Embassy Pimenov and the First Secretaries of the Polish and Czech Embassy discussed the problematic economic cooperation between North Korea and socialist countries, accusing North Korea of exploiting the help offered.

Fragment of the discussions between the delegation of the People's Republic of Mongolia led by Yumjaagiyn Tsedenbal and the Romanian government in Bucharest, 9 September 1957. Tsedenbal describes the formation of the history and current state of relations between the Mongolian and Soviet Communist parties, Mongolia's relationship with the People's Republic of China, as well as the status of economic reforms in Mongolia

Report on the main aspects of international trade for the year 1966. The report covers issues such as developing countries’ growth in exports, the trade balances of various Western countries, East-West trade, and trends for 1967.

North Korean Deputy Minister Ri Ju-yeon complains about worsening economic relations between North Korea and the Soviet Union, the GDR, and Czechoslovakia.

(Excerpts) Minutes of discussions of the Warsaw Pact Political Consultative Committee concerning non-proliferation. The Romanian delegation argues against a joint declaration of the Warsaw Pact on non-proliferation for fear that it might be used against China. The other delegations argue that a joint declaration is necessary in order to prevent the creation of the Multilaterall Nuclear Force proposed by NATO.