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Nuclear Weapons

Global Instruments

Comprehensive Nuclear Test Ban Treaty (CTBT), 1996

ENMOD Convention, 1977: Convention on the Prohibition of Military or Any Other Hostile Use of Environmental Modification Techniques

Non-Proliferation Treaty (NPT), 1968: Treaty on the Non-Proliferation of Nuclear Weapons

Partial Test Ban Treaty (PTBT), 1963: Treaty Banning Nuclear Weapon Tests in the Atmosphere, in Outer Space and Under Water

More:

  • CTBTO (CTBT Organization)
  • CNS (MIIS Center for Nonproliferation Studies)

Bilateral Instruments

US - Russia

ABM Treaty, 1972: Treaty on the Limitation of Anti-Ballistic Missile Systems

Agreement on the Prevention of nuclear war, 1973

Threshold Test Ban Treaty (TTBT), 1974: Treaty between the USA and the USSR on the limitation of underground nuclear weapon tests 

Treaty on underground nuclear explosions for peaceful purposes, 1976

Strategic Arms Limitation Talks    

  • SALT 1 (1972)                 
  • SALT 2 (1979)                

INF Treaty, 1987: Intermediate-range Nuclear force 

Treaties between the USA and the USSR on Strategic Offensive Reductions

  • START I (1991) Eng 
  • START II (1993) Eng

SORT, 2002: Strategic Offensive Reductions Treaty 

New START, 2010: Treaty between the USA and the Russian Federation on Measures for the Further Reduction and Limitation of Strategic Offensive Arms


India - Pakistan

India-Pakistan Non-Attack Agreement, 1988

Lahore Declaration, 1999


Koreas

Joint Declaration of South and North Korea on the Denuclearization of the Korean Peninsula, 1992

US-DPRK Agreed Framework, 1994

Treaty on the Prohibition of Nuclear Weapons, 2017

Treaty banning nuclear weapons opens for signature at UN 

UN Photo/Paulo Filgueiras 2017

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Nuclear Weapon-Free Zones

Treaty of Bangkok, 1995: Treaty on the South-East Asia Nuclear Weapon-Free Zone

Treaty of Pelindaba, 1996: African Nuclear Weapon-Free Zone Treaty

Treaty of Rarotonga, 1985: The South Pacific Nuclear Free Zone Treaty

Treaty of Tlatelolco, 1967: Treaty for the Prohibition of Nuclear Weapons in Latin America and the Caribbean

Treaty of Semipalatinsk, 2006: Treaty on a Nuclear Weapon-Free Zone in Central Asia

Nuclear Weapon-Free Status of Mongolia, 1992

Denuclearization of certain areas

Antarctic Treaty, 1959

Moon Treaty, 1979: Agreement governing the Activities of States on the Moon and Other Celestial Bodies

Outer Space Treaty, 1967: Treaty on principles governing the activities of States in the exploration and use of outer space, including the moon and other celestial bodies

Seabed Treaty, 1971: Treaty on the prohibition of the emplacement of nuclear weapons and other weapons of mass destruction on the sea-bed and the ocean floor and in the subsoil thereof

Further Information

Multilateral treaties: disarmament (deposited with the Secretary General)     

Treaties by type of weapon: chemical | conventional

More: United Nations Treaties Collection | Nuclear Threat Initiative | Treaties, organizations and regimes

See also: Negotiations forums | Verification institutions | Confidence-building measures | Export control regimes