The Comprehensive Nuclear-Test-Ban Treaty is a multilateral treaty to ban nuclear weapons test explosions and any other nuclear explosions, for both civilian and military purposes, in all environments
Reagan and Gorbachev, December 1987
The Partial Test Ban Treaty, 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
Comprehensive Nuclear-Test-Ban Treaty
…1995-96 in the Conference on Disarmament with a final phase of negotiations in the UN General Assembly. It built on two major previous treaties, the 1963 Partial Nuclear Test Ban Treaty and the 1968 NPT, as well as the 1974 Threshold Test Ban Treaty between the US and Soviet Union limiting the yields of their underground tests to less…
The Ivy Mike test of 1952, an early thermonuclear detonation
Eisenhower and Strauss discuss Operation Castle, 1954
Macmillan (second from left) with Eisenhower in March 1957
US test detonation (part of Operation Hardtack II) conducted shortly before the start of the moratorium in 1958