History of the Irish Naval Service started, and the ships were named "Cliona", "Maev" and "Macha". These three ships were to become a key part of the Naval Service in the 1950s and 1960s. The first formal training of Irish Naval Cadets took place at the Britannia Royal Naval College, Dartmouth, UK in 1947. Between 1968 and 1970, Cliona, Maev and Macha were withdrawn from service. These were replaced by three minesweepers commissioned in 1971: Grainne, Banba and Fola. In 1971 the Naval Service commissioned Verolme Cork Dockyard to build an offshore patrol ship. Named L.É Deirdre, it was the first naval vessel purpose-built in Ireland
Naval Academy Etajima The current academy was re-established in 1956. Before World War II, the Britannia Royal Naval College and United States Naval Academy were called the “worldwide 3 large service academies”. Many of the facilities of the Naval Academy are used by the 1st Technical School and the Officer Candidate School. The Naval History Museum is a building of reinforced concrete that was constructed in 1936. It holds artifacts of Heihachiro Togo, Horatio Nelson, John Paul Jones and Isoroku Yamamoto, as well as a book of naval officers which holds more than 10,000 names. Inside the site is a midget submarine that