Irish Naval Service as a permanent component of the Irish Defence Forces. The Naval Service purchased three s from the United Kingdom in 1946 and 1947. The tradition of naming Irish Naval Ships after figures in Celtic Mythology began, and the ships were named , and . 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. In 1970, "Cliona" and "Macha" were withdrawn from service and scrapped, leaving "Maev" as the sole ship in
Royal Naval College, Greenwich Christopher Wren and built between 1696 and 1712, then intended to serve as the Greenwich Hospital, a home for disabled sailors. This closed in 1869, when the pensioners were transferred to other places, leaving the buildings available for a new use. The site of the former hospital had once been occupied by the medieval Palace of Placentia, or "Palace at Greenwich", begun by Humphrey, Duke of Gloucester, in 1428. After the Royal Navy departed in 1998 the buildings were opened to the public as the Old Royal Naval College. The President of the College was a full-time post until 1982