MULLEN AT MARSHALL CENTER U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses students at the George C. Marshall European Center for Security Studies, Garmisch, Germany, June 25, 2008. Dedicated in 1993, the Marshall Center was created to establish a more stable security environment. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 528592-X-SRE15-761.jpg Photo Gallery