Brezhnev discusses negotiations with the United States over the Non-Proliferation 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

Report of a meeting between President Geisel and his top nuclear advisors on the eve of President Carter’s visit to Brazil and Geisel’s trip to West Germany. Issues discussed include: the delay in the construction of the Angra I, II and III nuclear plants; the unreliability of the US and Urenco (mainly due to Dutch reticence) as suppliers of nuclear fuel; the rising costs of the German deal; and the dissatisfaction with the jet nozzle enrichment technology and the possibility of renegotiating with Germany for the purchase of ultracentrifugation technology. Both Foreign Minister Silveira and President Geisel admitted the possibility of acceding to the NPT if necessary to get the technology.

The Brazilian Ambassador in Bonn reports on a Der Spiegel article, which states, “After the United States, it is now the Soviet Union’s turn to exert pressure for Bonn to revise its controversial atomic agreement with Brazil.” The article shows US-Soviet solidarity against Brazil and Germany’s cooperation in developing nuclear weapons.