THE STRATFOR WEEKLY 29 September 2003 by Dr. George Friedman The Unpredictability of War and Force Structure Summary In the United States' open-ended war against al Qaeda and militant Islam, two factors are driving up requirements for the size of the U.S. military. One is the unpredictability surrounding the number of theaters in which this war will be waged in the next two years, and the second is the type of warfare in which the United States is compelled to engage, which can swallow up huge numbers of troops in defensive operations. However, for several reasons, U.S. defense personnel policies...