Anti-Ballistic Missile Treaty

arms control agreement between the USA and the Soviet Union that limited both countries to a total of 200 antiballistic missile launchers each (signed in 1972)

The Anti-Ballistic Missile Treaty (ABM Treaty or ABMT) was a treaty between the United States of America and the Union of Soviet Socialist Republics on the limitation of the anti-ballistic missile (ABM) systems used in defending areas against missile-delivered nuclear weapons. On May 26 1972, the President of the United States, Richard Nixon and the General Secretary of the Communist Party of the Soviet Union, Leonid Brezhnev signed the Anti-Ballistic Missile Treaty. The treaty was in force for thirty years, from 1972 until 2002. On June 13 2002, six months after giving the required notice of intent, the US withdrew from the treaty.
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