Anti-Ballistic Missile Treaty references on wikipedia
Anti-Ballistic_Missile_Treaty Anti-Ballistic Missile Treaty (ABM Treaty or ABMT) was a treaty between the United States of America and the Soviet Union on the limitation of the anti-ballistic missile (ABM) systems used in defending areas against missile-delivered nuclear weapons. Signed in 1972, it was in force for the next thirty years until the US unilaterally withdrew from it in 2002.