WASHINGTON -- President Barack Obama had a golden opportunity to become a peacemaker compared to his hawkish predecessor. But he has let that opening evaporate by escalating the war in Afghanistan. Now he is called a "war president" -- a dubious title that former President George W. Bush personally embraced after starting two devastating wars, one in Afghanistan, the other in Iraq. In both cases, the U.S. is touting its exit plans. In Iraq, Obama has declared a victory and plans to pull out many troops next year, though leaving thousands behind to secure the Baghdad government. In Afghanistan, Obama...