
Two test ban treaties aimed at prohibiting most nuclear weapons testing have been adopted: ...
Found on
http://en.wikipedia.org/wiki/Test_Ban_Treaty

Agreement signed by the USA, the USSR, and the UK on 5 August 1963 contracting to test nuclear weapons only underground. All nuclear weapons testing in the atmosphere, in outer space, and under...
Found on
http://www.encyclo.co.uk/local/20688

Agreement signed by the USA, the USSR, and the UK on 5 August 1963 contracting to test nuclear weapons only underground. All nuclear weapons testing in the atmosphere, in outer space, and under water was banned. In the following two years 90 other nations signed the treaty, the only major nonsignatories being France and China, which continued under...
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.