Naval Support Activity Bahrain (or NSA Bahrain) is a United States Navy base, situated in the Kingdom of Bahrain and is home to U.S. Naval Forces Central Command and United States Fifth Fleet. It is the primary base in the region for the naval and marine activities in support of Operation Enduring Freedom (OEF) and formerly Operation Iraqi Freedom (OIF), to include when the latter was changed to Operation New Dawn (OND) until the end of the Iraq War. A former installation of the Royal Navy, it was transferred to the U.S. government in 1971. The commander of Navy Region Southwest Asia is responsible for NSA Bahrain and Camp Lemonnier in Djibouti. Navy Region Southwest Asia falls under the oversight of U.S. Naval Forces Central Command (COMUSNAVCENT). Vice Admiral John W. Miller, Commander, U.S.