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HomeNonproliferation Status Lists ...2. Treaty on the Non-Proliferation of Nuclear Weapons, Done at London, Moscow, and Washington July 1, 1968

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2. Treaty on the Non-Proliferation of Nuclear Weapons, Done at London, Moscow, and Washington July 1, 1968

Depositary – Treaty Affairs

Office of Treaty Affairs

Entered into force March 5, 1970.

In accordance with Article IX, paragraph 3, the Treaty entered into force after its ratification by the States, the Governments of which are the designated Depositaries of the Treaty [Russian Federation, United Kingdom, United States], and forty other States signatory to this Treaty and the deposit of their instruments of ratification. For States whose instruments of ratification or accession are deposited subsequent to the entry into force of this Treaty, it shall enter into force on the date of deposit of their instruments of ratification or accession.

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2. Treaty on the Non-Proliferation of Nuclear Weapons, Done at London, Moscow, and Washington July 1, 1968

U.S. Department of State

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