During these consultations on the NPT, the chief West German official, Helmut Roth, Chief of the Foreign Office’s Disarmament Section, reviewed the progress of the talks with Secretary of State Rogers. Roth emphasized the importance of the “reaffirmation” of US security commitments “at a time when [the Federal Republic] was signing a renunciation of nuclear weapons for its own defense.”

Information about the recent U.S.-West German discussions had leaked to the press and in this conversation, Vorontsov “wanted to know what we had told the Germans with respect to participation in a European nuclear force.” Bunn told him that the “Germans were concerned that nothing in the treaty stand in the way of steps which might ultimately produce a United States of Europe.”

In this report, ACDA Deputy Director Adrian Fisher summarizes Moscow's growing interest in reaching a final agreement on an NPT, in part because of its recognition of “pressures growing in third countries for development of nuclear capabilities.”

In this conversation, West German State Secretary Karl Carstens told ACDA director William C. Foster that Bonn was still committed to a “hardware” solution, “if not in the form of an MLF than in some form.” Refraining from making any commitment, Foster wanted to leave the question “open.”

In this conversation, Soviet diplomat Georgi Kornienko and State Department official Ronald Spiers discussed the Soviet objections to MLF. Kornienko argued that it would expose West Germany to “the nuclear disease” on the "road to disaster", but Spiers maintained that it would forestall the Germans from pursuing new nuclear programs.

According to intelligence reports, the French were trying to acquire from US firms the diagnostic technology needed to measure a nuclear explosion. INR did not believe that France had identified a specific test site and noted that France was under pressure to hold a test somewhere other than North Africa; nevertheless it went ahead with one in Algeria in early 1960.

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

This report provided a comprehensive take on the problem of nuclear proliferation and the state of U.S. nonproliferation policy. Among the specific issues reviewed were the status of the NPT, export control issues, the problem of “peaceful nuclear explosions,” the implications of the Indian test, and long-term steps for controlling the proliferation of nuclear capabilities. Prepared by Jerome Kahan and Charles Van Doren, respectively with the State Department’s Policy Planning Staff and the Arms Control and Disarmament Agency.

Cable on a discussion with Japanese Disarmament Division Chief Tanaka, who was uncertain whether India would conduct the nuclear test or not.