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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. 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.

  5. Vela (satellite) - Wikipedia

    en.wikipedia.org/wiki/Vela_(satellite)

    The first Vela Hotel pair was launched on 17 October 1963, [3] one week after the Partial Test Ban Treaty went into effect, and the last in 1965. They had a design life of six months, but were only actually shut down after five years. Advanced Vela pairs were launched in 1967, 1969, and 1970.

  6. 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.

  7. Project Orion (nuclear propulsion) - Wikipedia

    en.wikipedia.org/wiki/Project_Orion_(nuclear...

    The vehicle's propulsion system and its test program would violate the Partial Test Ban Treaty of 1963, as currently written, which prohibits all nuclear detonations except those conducted underground as an attempt to slow the arms race and to limit the amount of radiation in the atmosphere caused by nuclear detonations. There was an effort by ...

  8. List of weapons of mass destruction treaties - Wikipedia

    en.wikipedia.org/wiki/List_of_weapons_of_mass...

    A variety of treaties and agreements have been enacted to regulate the use, development and possession of various types of weapons of mass destruction (WMD). Treaties may regulate weapons use under the customs of war (Hague Conventions, Geneva Protocol), ban specific types of weapons (Chemical Weapons Convention, Biological Weapons Convention), limit weapons research (Partial Test Ban Treaty ...

  9. Foreign policy of the John F. Kennedy administration - Wikipedia

    en.wikipedia.org/wiki/Foreign_policy_of_the_John...

    Abstract: On 10 June 1963 Kennedy gave a speech that facilitated a major agreement with Moscow Partial Nuclear Test Ban Treaty. It helped avoid a nuclear holocaust, since the nuclear confrontation was not then a stable balance of terror, but rather a highly unstable situation that was prone to accidents, misjudgements and escalating disaster ...