The United Nations, which was created "to save succeeding generations from the scourge of war," is a potential casualty of the latest war. It will continue to run its humanitarian programs and ruminate on the great issues. But the Bush administration and its supporters, still smarting over the U.N. refusal to officially bless the war in Iraq, have essentially declared that in a new world policed by American power, the United Nations won't be a player. In the words of former Republican Party official Clifford May, now president of a Washington think tank, there are "five things grownups should no...