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
Royal Malaysian Navy and the defence of RMN vessels and bases. This unit is analogous to the United States Navy SEALs. On 15 April 2009, PASKAL was renamed KD Panglima Hitam (KD being the equivalent of HMS in the Royal Navy). The ceremony was held at the RMN HQ Lumut to honour PASKAL's courage and loyalty to the nation. Panglima Hitam was the name given to brave and loyal Malay warriors who served during the golden age of the Malay Rulers (Sultans and Rajas) of Perak, Selangor, Johor and Negeri Sembilan. Royal Malaysian Navy The Royal Malaysian Navy (RMN) (; Jawi:تنترا لاوت دراج