二战后,出于对核战争危险的担忧,防止核扩散逐渐成为各国共识。1959年和1961年,联合国大会先后通过爱尔兰提出的议案,要求有核武器的国家对核武器“严加控制”,且不向无核武器国家“传播制造技术”。1965年,美苏分别向裁军委员会提出《不扩散核武器条约》的草案。1968年1月7日,英、美、苏等62个国家签署了《不扩散核武器条约》。1970 After World War II, out of concerns about the danger of nuclear war, the prevention of nuclear proliferation has gradually become a consensus of all countries. In 1959 and 1961, the United Nations General Assembly successively adopted the bill put forward by Ireland and demanded that nuclear-weapon states “strictly control” nuclear weapons and do not “transfer manufacturing technology” to non-nuclear-weapon states. In 1965, the United States and the Soviet Union respectively submitted a draft of the NPT to the Disarmament Commission. On January 7, 1968, 62 countries including the United Kingdom, the United States, and the Soviet Union signed the Treaty on the Non-Proliferation of Nuclear Weapons. 1970