From 1944 to 1949, an era of military government, the officers who served as ComNavMarianas were respectively charged with such civil responsibilities as governor of the Marshalls-Gilberts; deputy military governor, Pacific Ocean Areas; and deputy military governor, Bonin-Volcano Islands. From 1944 until March 29, 1952, Naval Station served as a Naval Operations Base, providing a huge portion of every type of fleet service. In September 1956, the Naval Base was disestablished and the Naval Station was reassigned to the military command of Commander, U.S. Naval Forces Marianas.