ADM Thomas Joseph Lopez (USN), Commander Allied Forces Southern Europe, speaks during the ceremony transferring IFOR command authority from Allied forces Southern Europe to Allied Land Forces Central Europe held at the International Airport in Sarajevo, Bosnia-Herzegovina, during Operation Joint Endeavor. Operation Joint Endeavor is a peacekeeping effort by a multinational Implementation Force (IFOR), comprised of NATO and non-NATO military forces, deployed to Bosnia in support of the Dayton Peace Accords