Just a few weeks ago, some Republicans were openly fretting about the war in Iraq and its effect on their re-election prospects, with particularly vulnerable lawmakers worried that its growing unpopularity was becoming a drag on their campaigns. But there was little sign of such nervousness on Wednesday as Republican after Republican took to the Senate floor to offer an unambiguous embrace of the Iraq war and to portray Democrats as advocates of an overly hasty withdrawal that would have grave consequences for the security of the United States. Like their counterparts in the House last week, they accused Democrats...