U.S. Military Bases in Foreign Nations: A Summary of the Pentagon's Data November 16, 2007 We often hear conflicting accounts regarding the number of U.S. military personnel based around the world. In an ambitious effort to create a complete picture of U.S. military presence overseas, CDI Research Assistant Valerie Reed has assembled two fact sheets detailing the number of associated U.S. personnel, and the acreage and plant replacement value of U.S. facilities abroad. Using figures from the Defense Department's Base Structure Report, the first fact sheet ranks U.S. military sites by country in order of highest plant replacement value (PRV) per country to lowest PRV per c