Union Navy the set of Army ranks. The most visible change was that henceforth some individuals would be designated commodore, rear admiral, vice admiral, and finally admiral, all new formal ranks, and equivalent to, respectively, brigadier general, major general, lieutenant general, and general. A doctrinal shift took place at the same time. Prior to the war, the United States Navy emphasized single-ship operations, but the nature of the conflict soon made use of whole fleets necessary. Already at the Battle of Port Royal (7 November 1861), 77 vessels, including 19 warships, were employed. This was the largest naval expedition that had ever
History of the Royal Australian Navy of INTERFET. The RAN returned to East Timor in 2006 under Operation Astute the United Nations-authorised, Australian-led military deployment to East Timor to quell unrest and return stability during the 2006 East Timor crisis. The Royal Australian Navy deployed the Amphibious Ready Group, including the ships; , , "Tobruk" (until approximately 8 June), "Balikpapan", "Tarakan" and "Success" (until 28 May). The RAN also deployed the HMAS "Adelaide" (until 28 May). The Fleet Air Arm contributed one S-70B-2 Seahawk helicopter from 816 Squadron RAN (until 28 May) and two Sea King helicopters from 817 Squadron RAN. The Royal Australian Navy force