Viewing History Estonian Lt. Gen. Riho Terras, commander of Estonian Defense Forces, and U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, review a historic map of Estonia at the Estonian Defense Forces Headquarters in Tallinn, Estonia, Sept. 14, 2015. (DoD photo by D. Myles Cullen SHARE: Download: Full Size (0.66 MB) Tags: estonia, chairman, tallinn, dempsey, photo essays, cjcs, joint chiefs of staff, all images Credit: D. Myles Cullen VIRIN: 150914-D-VO565-045.JPG Photo Gallery