2. Another reason for nations with nuclear weapons or developing nuclear weapons to retain and produce them is to be independent of nuclear superpower dominance. The strategic needs of France, China, or India, as perceived along classic, pre-nuclear age lines, requires nuclear weapons for self-defence. This argument also considers isolated, smaller nations who could be invaded by massive armies, such as South Africa, Pakistan and Israel among others, to be justified in possessing nuclear weapons as a deterrent although enhanced, conventional weapons are deadly enough.