For the past six weeks, the world's five leading atomic powers (the U.S., Russia, Britain, France and Canada) have been meeting privately in London at the U.N.'s request. The hope: that free of the need to take public positions, they might hammer out some agreement on atomic disarmament. With the support of the U.S. and Canada, Britain and France proposed: 1) a ban on the use of nuclear weapons "except in defense against aggression," followed by 2) fool proof international control and inspection, 3) step-by-step disarmament.
The Russians held out stonily for unconditional prohibition of atomic weapons, guaranteed by no...