To make the nuclear weapon not legitimate. Why not?

The different parts tackled in this work are: An independent inquiry on the consequences of nuclear tests; the first reactions to this inquiry; the official mission of the International Atomic Energy Agency; the cancer in Polynesia a real problem; death by leukemia of a pioneer of the French nuclear; the ethical aspect of the nuclear deterrence; the initiatives of the civil society for the nuclear weapons elimination; the long way towards to the disarmament; the multiple faces of the simulation and tests in laboratory, the mega joule laser. (N.C.)