International Atomic Energy Agency and the nuclear non-proliferation

Step by step the role of IAEA in the non proliferation international regime is reinforced: the principle of a voluntary control in 1956, the compulsory control for states which are not equipped with nuclear weapons in 1971, the detection of clandestine nuclear activities after the 93+2 treaty, the extension of obligatory control to nuclear states and to nuclear threshold states after a non production convention