To their credit, South Africa and a number of Latin American countries took this route. Second, self-denial was greatly reinforced by the Non-Proliferation Treaty (NPT), negotiated after the 1962 Cuban Missile Crisis and administered by the International Atomic Energy Agency (IAEA).
两件事驱散了无限制核扩散的噩梦。首先，一些有能力发展核武器的国家认为——一些国家甚至是在启动核计划后这样认为——这不会增加安全。南非和许多拉丁美洲国家走了这条道路，这值得赞赏。其次，1962年古巴导弹危机后谈成、由国际原子能机构负责监管的核不扩散条约大大强化了核克己。