variety of treaties and agreements have been enacted to regulate the use, development and possession of various types of weapons of mass destruction (WMD)...

multilateral treaties prohibiting or restricting weapons of mass destruction (WMD), in particular nuclear, biological, or chemical weapons. The following list was...

maintained and possessed weapons of mass destruction since 1984 and, as of 1998, has signed treaties repudiating possession of them. Canada ratified the...

three types of weapons of mass destruction: nuclear weapons, biological weapons, and chemical weapons. It is one of the five nuclear-weapon states recognized...

to internationally proscribed weapons. This included weapons of mass destruction (nuclear, chemical and biological weapons) and long-range ballistic missiles...

weapons of mass destruction, and to be one of four nuclear-armed countries not recognized as a Nuclear Weapons State by the Non-Proliferation Treaty (NPT)...

employed weapons of mass destruction (WMD) from 1962 to 1991, when it destroyed its chemical weapons stockpile and halted its biological and nuclear weapon programs...

all the new weapons of mass destruction? At the time, nuclear weapons had not been developed. Japan conducted research on biological weapons , and chemical...

nuclear weapons. The program was dismantled in 1990, five years after the military regime ended. Brazil is considered to possess no weapons of mass destruction...

possess weapons of mass destruction. Article II Section 8 of the Philippine Constitution explicitly forbids the presence of nuclear weapons in the Philippines...