#OTD 22/9/1952 #RememberRCN –The Royal Canadian Navy receives 1st TBM-3W2 AEW Avenger (Guppy), greatly improving anti-submarine and airborne early warning capabilities. Photo courtesy Shearwater Aviation Museum

#OTD 22/9/1950 #RememberRCN -HMCShips CAYUGA and ATHABASKAN shell a heavy shore battery and retreating North Korean soldiers in Beijaa Bay. Photo -CAYUGA's gun crew, courtesy For Posterity's Sake.

#OTD 21/9/1996 #RememberRCN -HMCS KINGSTON, Maritime Coastal Defence Vessel commissioned into RCN and is the first of 12 Kingston class MCDV's. KINGSTON was paid-off 3 October 2025.

#OTD 21/9/1942 #RememberRCN -HMCS GEORGIAN while escorting Sydney-Quebec Convoy SQ-38, spots periscope/partial conning tower near Cap des Rosiers & attempts to ram U-boat as it dived. GEORGIAN dropped DC's. Damaged, U-517 broke surface, rolled on its side & was able to escape.

20/9/1943 #RememberRCN -Ships for Canada ceremony broadcast live on CBC, signals Canadian Shipyards to launch a record 12 ships simultaneously. Including a destroyer, 2 frigates, corvette, minesweeper, 3 tugs, a Fairmille, tanker & 2 freighters, worth $10.5M in shipping. @CDNShipbuilders

#OTD 20/9/1943 #RememberRCN -HMCS ST. CROIX torpedoed & sunk by acoustic torpedo from U-305, while escorting convoy ON-202. HMS ITCHEN rescues 5 officers & 76 men. Tragically, all but one survivor was killed when ITCHEN was torpedoed two days later. SEE zurl.co/YxRDp

#OTD 20/9/1918 #RememberRCN -Trawler Kingfisher (American) stopped & sunk by German U-cruiser U-155, 85 miles east of Halifax, no casualties. Kingfisher was the last ship sunk by German U-boats in Canadian waters during the First World War. #WWI Photo -Maine Memory Network

#OTD 19/9/1941 #RememberRCN -HMCS LEVIS torpedoed by U74 off Greenland while escorting convoy SC44. She later sinks while under tow. LEVIS is the first RCN corvette lost during the Battle of Atlantic, eighteen of her ship's company were killed. SEE zurl.co/emhx7

#OTD 18/9/1943 #RememberRCN -Lieutenant Commander Marjorie Gordon Russell, RCN appointed as the first Matron-in-Chief of the RCN Medical Branch in charge of Nursing Sisters and Sick Bay Attendants.

#OTD 18/9/1942 #RememberRCN -SS Norfolk, ex-Glenbuckie (Canada Steamship Lines, Montreal) struck by two torpedoes from U 175, sinking in less than a minute, off British Guiana at Venezuelan Border, 6 killed. Great Lake freighter pressed into ocean service. @CSLships

#OTD 18/9/1942 #RememberRCN -Commander Adelaide Sinclair is appointed as the first Director of the Women's Royal Canadian Naval Service and given the rank of Acting Captain. DND photo.

#OTD 18/9/1918 #RememberRCN -During the night of 18-19 September German U-cruiser, U-155 cuts one of the underwater telegraph cables off Sable Island linking Canada with Britain. #WWI #FirstWorldWar

#OTD 17/9/1918 #RememberRCN -–During the night of 17-18 September German U-cruiser, U-155 laid a series of 18 mines off Halifax, between Betty Island, Sambro Lightship and the harbour approaches. #WWI #FirstWorldWar

#OTD 16/9/1995 #RememberRCN -Former-HMCS MACKENZIE, sunk as a sport-divers venue off Rum Island, near Sydney, BC. Photo courtesy -For Posterity's Sake

#OTD 16/9/1954 #RememberRCN -HMCS RESOLUTE, Bay class minesweeper commissioned & is the 1st @RoyalCanNavy ship to be equipped with a Television. TV set donated by City of Kingston where the minesweeper was built. @CBC opened its 1st TV station (CBHT) in Halifax on 20 Dec 1954.

#OTD 16/9/1945 #RememberRCN -HMCS PRINCE ROBERT is present in Hong Kong, representing Canada during the formal Japanese surrender ceremonies.

#OTD 16/9/1942 #RememberRCN - First female Doctor. Dr Marion Isabel Templin appointed Surgeon Lieutenant, initially in the WRCNS, transferred to the RCN a month later. By the end of the war, seven female physicians will have joined the RCN’s Medical Branch.

#OTD 16/9/1942 #RememberRCN - Convoy SQ-36 comes under attack by U-165 west of Cap Chat. U-boat sinks SS Joannis (Greek) and damages SS Essex Lance (British) and SS Pan York (American). There were no deaths amongst the three merchant ships.

#OTD 16/9/1939 #RememberRCN -First convoy of WWII leaves Halifax for the UK, escorted by HMCShips SAGUENAY & ST. LAURENT. HX-1 consists of 18 merchant ships & arrived Liverpool on 30 September. By the end of WWII, over 25K merchants ships would be escorted across the Atlantic.

#OTD 15/9/1977 #RememberRCN -Vice-Admiral Robert Hillborn Falls is appointed as Chief of Defence Staff, commanding the CAF in Ottawa. Promoted to Admiral, Falls is the first Royal Canadian Navy sailor CDS & the 3rd person to hold the rank of Admiral in history of Canada's Navy.