BARACK OBAMA’S most devilish political move since the 2008 campaign was to appoint a Republican congressman from upstate New York as secretary of the Army. This week’s election to fill that vacant seat has set off nothing less than a riotous and bloody national G.O.P. civil war. No matter what the results in that race on Tuesday, the Republicans are the sure losers. This could be a gift that keeps on giving to the Democrats through 2010, and perhaps beyond. The governors’ races in New Jersey and Virginia were once billed as the marquee events of Election Day 2009 —...