USA HISTORY

Detailed explanation-1: -Kennedy signed the ratified treaty on October 7, 1963. The treaty: prohibited nuclear weapons tests or other nuclear explosions under water, in the atmosphere, or in outer space. allowed underground nuclear tests as long as no radioactive debris falls outside the boundaries of the nation conducting the test.

Detailed explanation-2: -Nuclear Test-Ban Treaty, formally Treaty Banning Nuclear Weapons Tests in the Atmosphere, in Outer Space, and Under Water, treaty signed in Moscow on August 5, 1963, by the United States, the Soviet Union, and the United Kingdom that banned all tests of nuclear weapons except those conducted underground.

Detailed explanation-3: -The Test Ban Treaty was signed in Moscow on August 5, 1963; ratified by the United States Senate on September 24, 1963; and entered into force on October 10, 1963. The treaty prohibited nuclear weapons tests “or any other nuclear explosion” in the atmosphere, in outer space, and under water.

Detailed explanation-4: -SORT (Moscow Treaty) On May 24, 2002, Presidents George W. Bush and Vladimir Putin signed the Strategic Offensive Reductions Treaty (SORT or Moscow Treaty) under which the United States and Russia reduced their deployed strategic arsenals to 1, 700-2, 200 warheads each.

Detailed explanation-5: -It opened for signature in New York on 24 September 1996, when it was signed by 71 states, including five of the eight then nuclear-capable states. As of January 2023, 177 states have ratified the CTBT and another nine states have signed but not ratified it.