HC Deb 11 December 1963 vol 686 c83W
1. Mr. Zilliacus

asked the Minister of Defence what is the present policy of Her Majesty's Government regarding resort to nuclear weapons in defence of vitalinterests outside Europe and the North Atlantic Treaty Organisation area.

Mr. Thorneycroft

It is not in the best interests of this country to disclose to a possible aggressor the circumstances in which nuclear weapons might be used.