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 In 1970, "Cliona" and "Macha" were withdrawn from service and scrapped, leaving "Maev" as the sole ship in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 of Canada Canadian Navy dockyard at Esquimalt. Classes were also held on the Dominion Government Ship "Naden", commissioned as a tender for training in sail. The College was closed in 1922. In the years between 1922 and 1940, Canadian naval cadets went to the Royal Navy's Royal Naval College in Portsmouth. The Royal Naval College of Canada was established to impart a complete education in Naval Science. Candidates were British subjects between 14 and 16 years of age. The terms and curriculum approximated those of Naval Colleges in Britain save for the initial two year rather than three-year program which was followed