Chancellor Kiesinger asked the Foreign Office after the ‘Czech crisis’ of late August 1968 to examine the “political consequences” of a “hypothetical case of a German non-signing of the Non-Proliferation Treaty.” The request was forwarded by Director-General Hans Ruete to Wilhelm Grewe, Helmut Allardt, Ambassador to the Soviet Union, and Schnippenkötter who attended the UN Conference of Non-Nuclear Weapon States in Geneva.
In Grewe’s judgment, it would be a “benefit” for the NATO alliance, “likely even a condition of her future viability,” if the NPT were to fail. And “if it was the missing German signature which brought the NPT down,” that would lead to “a severe stress test.” But as a NATO member state Germany could “get through” it if the government was determined to “operate with effective arguments” and showed “strength”
