Of the Axis-of-Evil nations named in his State of the Union in 2002, President Bush has often said, "The United States will not permit the world's most dangerous regimes to threaten us with the world's most destructive weapons." He failed with North Korea. Will he accept failure in Iran, though there is no hard evidence Iran has an active nuclear weapons program? William Kristol of The Weekly Standard said Sunday a U.S. attack on Iran after the election is more likely should Barack Obama win. Presumably, Bush would trust John McCain to keep Iran nuclear free. Yet, to start a...