What term describes the actions of non-members of the Non-proliferation Treaty concerning weapons of mass destruction?

The term that describes the actions of non-members of the Non-proliferation Treaty concerning weapons of mass destruction is nuclear proliferation. This refers to the spread of nuclear weapons and related technology to countries that do not currently possess them, particularly those that are not signatories to the Non-proliferation Treaty (NPT). Proliferation concerns arise because these countries may develop or acquire nuclear capabilities that can lead to increased tensions and potential conflict within regions and globally.

Nuclear proliferation can lead to a heightened risk of nuclear weapons falling into the hands of non-state actors or being used in regional conflicts. Understanding this term is vital in the context of international security measures, as it emphasizes the challenges associated with managing and limiting access to nuclear arms among states that are not part of the agreed-upon treaties aimed at non-proliferation.

The other options represent different concepts: nuclear disarmament refers to the reduction or elimination of nuclear weapons, nuclear regulation pertains to overseeing and managing nuclear materials and technologies, and nuclear containment typically involves strategies to prevent the spread or influence of nuclear weapons. Each of these has a distinct meaning and application in the context of nuclear policy, but they do not specifically address the actions of non-members of the NPT related to