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  2. Partial Nuclear Test Ban Treaty - Wikipedia

    en.wikipedia.org/.../Partial_Nuclear_Test_Ban_Treaty

    The Partial Test Ban Treaty (PTBT), formally known as the 1963 Treaty Banning Nuclear Weapon Tests in the Atmosphere, in Outer Space and Under Water, prohibited all test detonations of nuclear weapons except for those conducted underground.

  3. List of parties to the Partial Nuclear Test Ban Treaty

    en.wikipedia.org/wiki/List_of_parties_to_the...

    On August 5, 1963, the Partial Test Ban Treaty (PTBT) was opened for signature. The principal state authors (the Soviet Union, the United Kingdom, and the United States) signed the treaty that day. The PTBT came into force and closed for signature on October 10, 1963 with the ratification by the three principal states. Since then, states that ...

  4. List of United States nuclear weapons tests - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    The last test series, cut off by the negotiation of the Comprehensive Test Ban Treaty. Totals: 1945-Jul-16 to 1992-Sep-23 1032 1132 12 27 231 0 to 15,000 196,552 Total country yield is 36.3% of all nuclear testing.

  5. High-altitude nuclear explosion - Wikipedia

    en.wikipedia.org/wiki/High-altitude_nuclear...

    The Partial Test Ban Treaty was passed in October 1963, ending atmospheric and exoatmospheric nuclear tests. The Outer Space Treaty of 1967 banned the stationing of nuclear weapons in space, in addition to other weapons of mass destruction.

  6. Pacific Proving Grounds - Wikipedia

    en.wikipedia.org/wiki/Pacific_Proving_Grounds

    The signing of the Partial Test Ban Treaty in 1963 forbade atmospheric and underwater nuclear weapons, and so no further U.S. tests were conducted at the Pacific Proving Grounds, with all but ten occurring at the Nevada Test Site until the end of testing in 1992.

  7. History of the anti-nuclear movement - Wikipedia

    en.wikipedia.org/wiki/History_of_the_anti...

    Because of concerns about worldwide fallout levels, the Partial Test Ban Treaty was signed in 1963. Above are the per capita thyroid doses (in rads) in the continental United States resulting from all exposure routes from all atmospheric nuclear tests conducted at the Nevada Test Site from 1951 to 1962.

  8. Starfish Prime - Wikipedia

    en.wikipedia.org/wiki/Starfish_Prime

    In 1963, it was reported that Starfish Prime had created a belt of MeV electrons. [17] In 1968, it was reported that some Starfish electrons had remained in the atmosphere for 5 years. [18] A year later, the US and USSR signed the Partial Nuclear Test Ban Treaty, which banned all above-ground nuclear testing. France and China continued above ...

  9. Nuclear weapons testing - Wikipedia

    en.wikipedia.org/wiki/Nuclear_weapons_testing

    Partial Nuclear Test Ban Treaty (PTBT) August 5, 1963: October 10, 1963: yes Ban on all but underground testing. Outer Space Treaty: January 27, 1967: October 10, 1967: yes Bans testing on the moon and other celestial bodies. Treaty of Tlatelolco: February 14, 1967: April 22, 1968: yes Bans testing in South America and the Caribbean Sea Islands.