Navio Da República Portuguesa

''Navio da República Portuguesa or the'' ( Portuguese for "Ship of the Portuguese Republic"), abbreviated as N.R.P. or NRP, is a

ship prefix A ship prefix is a combination of letters, usually abbreviations, used in front of the name of a civilian or naval ship that has historically served numerous purposes, such as identifying the vessel's mode of propulsion, purpose, or ownership/na ...

used to identify a commissioned ship of the

Portuguese Navy The Portuguese Navy (), also known as the Portuguese War Navy (''Marinha de Guerra Portuguesa'') or as the Portuguese Armada (''Armada Portuguesa''), is the navy of the Portuguese Armed Forces. Chartered in 1317 by King Dinis of Portugal, it is ...

. During the Portuguese Monarchy era, there was no standard method for referring to the Royal Portuguese Navy's ships. After the establishment of the Portuguese Republic on 5 October 1910, all Portuguese naval ships started to be officially referred to by their name preceded by ''Navio da República Portuguesa'' or its abbreviation. After July 1981, Portuguese Navy's vessels not considered as naval ships came to be officially referred to by the prefix ''Unidade Auxiliar da Marinha'' (Navy's Auxiliary Unit), abbreviated as U.A.M. or UAM. Sometimes, some Portuguese Navy vessels are referred to by alternative prefixes that indicate their function or type, as N.E. for ''Navio-Escola'' (

school ship A training ship is a ship used to train students as sailors. The term is mostly used to describe ships employed by navies to train future officers. Essentially there are two types: those used for training at sea and old Hulk (ship type), hulks us ...

) or N.H. for ''Navio Hidrográfico'' ( hydrographic ship). For example, although the official name of the school ship '' Sagres'' is N.R.P. ''Sagres'', she is occasionally referred to as N.E. ''Sagres''. Ships of the Portuguese Navy Ship prefixes {{navy-stub