In this meeting between members of the Policy Planning Staff's board of consultants, the participants discussed their policy preferences towards European nuclear arrangements.
Recognizing “bitter” French and Soviet objections to a collective nuclear force, the consultants believed that over time it might be possible to “get both the force and the agreement.”

Concerns about the credibility of US nuclear deterrence generated Supreme Allied Commander Europe (SACEUR) General Lauris Norstad’s proposal for a NATO-controlled medium-range ballistic missile (MRBM) force. This lengthy report represented INR’s assessment of “present and future European interest in national or multinational nuclear weapons capabilities,” including the MRBM proposal, and the extent to which an “enhancement of NATO's nuclear role” could “deter national or multinational European nuclear weapons programs.”

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 memo describes the details of the nuclear suppliers' conference, specifically the details of French participation. Cites the need for common understanding regarding nuclear exports is needed and therefore invites Great Britain, the Soviet Union, West Germany, Japan, and France to participate in the conference. Also details the process of trying to persuade France to participate and dissuading their reluctancy.

President Ford authorizes providing additional ballistic missile assistance to France. The assistance was extended to cover new French missiles, penetrative aid technology, and intelligence information about Soviet systems and potential French vulnerabilities to attack.