France’s staging of atmospheric and underground tests in Algeria became increasingly untenable when neighboring African countries protested and even temporarily broke diplomatic relations with Paris. Once Algeria became independent in 1962, French authorities made plans to develop a test site in Polynesia.

This memorandum from Executive Secretary Benjamin Read of the Department of State to National Security Advisor McGeorge Bundy provides a valuable chronology of the US discovery of the nuclear reactor project at Dimona and the pledges made by the Israelis in response to requests from the United States. Included in the chronology is an item about a meeting on 25 May 1963 where senior French diplomat Charles Lucet told CIA director John McCone that even though the French had helped build the Dimona reactor, “there might be a nuclear complex not known the French.” Lucet further stated that the Israelis had tried to purchase “safeguard-free” uranium from Gabon but that the French government stopped the sale through preemptive purchases.

This report by the National Security Council discusses Soviet control over Eastern Europe, barriers to Soviet control of the satellites, and the power threat that consolidation poses to the United States. As a result, the NSC recommends that United States pursue a policy of resistance towards Soviet domination of its Eastern European satellites, and should impose pressure and propaganda to weaken Soviet influence.

Handyside sends guidance for discussions with British diplomat Clive Rose on US nuclear assistance to France. The cable outlines points of discussion and emphasizes the secret nature of these talks as "we do not plan to inform French of fact that we are keeping UK generally informed."