David Swanson is the author of "When the World Outlawed War," "War Is A Lie" and "Daybreak: Undoing the Imperial Presidency and Forming a More Perfect Union." He blogs at http://davidswanson.org and http://warisacrime.org and works for the online activist organization http://rootsaction.org
If you're like most people in the United States, you have a vague awareness that the U.S. military keeps lots of troops permanently stationed on foreign...