Defending America: The Case for Limited National Missile Defense

Appendix A: Anti-Ballistic Missile Treaty and Related Documents

169 Treaty between the United States of America and the Union of Soviet Socialist Republics on the Limitation of Anti-Ballistic Missile Systems Signed at Moscow May 26, 1972 Ratification advised by U.S. Senate August 3, 1972 Ratified by U.S. President September 30, 1972 Proclaimed by U.S. President October 3, 1972 Instruments of ratification exchanged October 3, 1972 Entered into force October 3, 1972 The United States of America and the Union of Soviet Socialist Republics, hereinafter referred to as the Parties, Proceeding from the premise that nuclear war would have devastating consequences for all mankind, Considering that effective measures to limit anti-ballistic missile systems would be a substantial factor in curbing the race in strategic offensive arms and would lead to a decrease in the risk of outbreak of war involving nuclear weapons, Proceeding from the premise that the limitation of anti-ballistic missile systems, as well as certain agreed measures with respect to the limitation Anti-Ballistic MissileTreaty and Related Documents APPENDIX A of strategic offensive arms, would contribute to the creation of more favorable conditions for further negotiations on limiting strategic arms, Mindful of their obligations under Article VI of the Treaty on the NonProliferation of Nuclear Weapons, Declaring their intention to achieve at the earliest possible date the cessation of the nuclear arms race and to take effective measures toward reductions in strategic arms, nuclear disarmament, and general and complete disarmament, Desiring to contribute to the relaxation of international tension and the strengthening of trust between States, Have agreed as follows: Article I 1. Each Party undertakes to limit anti-ballistic missile (ABM) systems and to adopt other measures in accordance with the provisions of this Treaty. 2. Each Party undertakes not to deploy ABM systems for a defense of the territory of its country and not to provide a base for such a defense, and not to deploy ABM systems for defense of an individual region except as provided for in Article III of this Treaty. Article II 1. For the purpose of this Treaty an ABM system is a system to counter strategic ballistic missiles or their elements in flight trajectory, currently consisting of: (a) ABM interceptor missiles, which are interceptor missiles constructed and deployed for an ABM role, or of a type tested in an ABM mode; (b) ABM launchers, which are launchers constructed and deployed for launching ABM interceptor missiles; and (c) ABM radars, which are radars constructed and deployed for an ABM role, or of a type tested in an ABM mode. 2. The ABM system components listed in paragraph 1 of this Article include those which are: (a) operational; (b) under construction; (c) undergoing testing; 170 APPENDIX A (d) undergoing overhaul, repair or conversion; or (e) mothballed. Article III Each Party undertakes not to deploy ABM systems or their components except that: (a) within one ABM system deployment area having a radius of one hundred and fifty kilometers and centered on the Party’s national capital, a Party may deploy: (1) no more than one hundred ABM launchers and no more than one hundred ABM interceptor missiles at launch sites, and (2) ABM radars within no more than six ABM radar complexes, the area of each complex being circular and having a diameter of no more than three kilometers; and (b) within one ABM system deployment area having a radius of one hundred and fifty kilometers and containing ICBM silo launchers, a Party may deploy: (1) no more than one hundred ABM launchers and no more than one hundred ABM interceptor missiles at launch sites, (2) two large phased-array ABM radars comparable in potential to corresponding ABM radars operational or under construction on the date of signature of the Treaty in an ABM system deployment area containing ICBM silo launchers, and (3) no more than eighteen ABM radars each having a potential less than the potential of the smaller of the above-mentioned two large phased-array ABM radars. Article IV The limitations provided for in Article III shall not apply to ABM systems or their components used for development or testing, and located within current or additionally agreed test ranges. Each Party may have no more than a total of fifteen ABM launchers at test ranges. Article V 1. Each Party undertakes not to develop, test, or deploy ABM systems or components which are sea-based, air-based, space...