In hypothetical studies of this kind it has also been estimated that in the absence of special protection, blast-induced deaths alone resulting from 400 high level ten-megaton bombs aimed at USA metropolitan areas, would eliminate more than half of the total American population of over 200 million people. Even if they were all in substantial fall-out shelters the same proportion would be killed if the weapons were burst at ground level.
"I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones." (Albert Einstein).
"If I had only known, I would have been a locksmith." (Albert Einstein).
2. In the course of World War I and II some 70 million people were killed. Of these only 100,000 were killed by nuclear weapons. The remainder were victims of conventional weapons.