The infamous detainees of Guantnamo, garbed in their bright orange prison jumpsuits, have come to symbolize a host of controversial policies and powers claimed by President George W. Bush in the so-called war on terror. Designated as "enemy combatants," a vaguely defined and previously unrecognized category in the international laws of war, they have been at the center of a legal firestorm challenging the Bush administration's conduct of the war...