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 Air Force the RAF is the world's oldest independent air force: that is, the first air force to become independent of army or navy control. The RAF was founded on 1 April 1918 by the amalgamation of the Royal Flying Corps and the Royal Naval Air Service and was controlled by the British Government Air Ministry which had been established three months earlier. The Royal Flying Corps had been born out of the Air Battalion of the Royal Engineers and was under the control of the British Army. The Royal Naval Air Service was its naval equivalent and was controlled by the