Colombia signed the Treaty of Tlatelolco on February 14, 1967, ratified the Treaty on August 4, 1972 and on September 6, 1972 presented its declaration of waiver of the requirements indicated in Article 29, paragraph 2, of the Treaty of Tlatelolco.
Colombia signed a Nuclear Safeguards Agreement with the International Atomic Energy Agency (IAEA) on December 22, 1982, in accordance with Article 13 of the Treaty of Tlatelolco.
Colombia signed the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) on July 1, 1968 and ratified it on April 8, 1986 in Washington, on April 29, 1986 in Moscow, and on April 30, 1986 in London. .
Colombia signed the Comprehensive Nuclear Test Ban Treaty (CTBT) on September 24, 1996 and ratified it on January 29, 2008.
Colombia signed the Treaty on the Prohibition of Nuclear Weapons (TPAN) on August 3, 2018.
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