Ever since the first nuclear weapon was built in 1945, nuclear war has been a threat. The two major nuclear powers in the world today are the Soviet Union and the United States. If a war ever broke out between the two, which involved the use of nuclear weapons, the whole world would suffer from the effects. In this report I am going to prove that nuclear weapons are a threat to all of us. A nuclear weapon is any device that causes an explosion by the release of the energy in an atom. They are much more powerful than any conventional or "n ....