Battleships in World War II part of Operation Neptune, in support of the D-Day landings in June 1944. D-Day also saw the deliberate sacrifice of two old dreadnoughts ( and ), which were scuttled as part of the breakwater around the Allied Mulberry harbours. The sinking of "Prince of Wales" and "Repulse" off the coast of Malaya in 1941 demonstrated that even the most modern battleships could not hold off aerial attacks without decent aerial defenses. The British HACS fire control system had been rendered inoperable by the extreme heat and humidity of the Malaya tropical climate, and the anti-aircraft artillery had managed to shoot
The Royal Highland Fusiliers of Canada Infantry regiment participated in the D-Day landings, disembarking at Nan sector on Juno Beach on June 6, 1944 with the rest of the 9th Brigade, which consisted of The Highland Light Infantry, the Stormont, Dundas and Glengarry Highlanders, and the North Nova Scotia Highlanders. These regiments were not in the first wave assault, but landed later in the morning and advanced through the lead brigades. The regiment contributed an aggregate of more than 20% of its authorized strength to the various Task Forces which served in Afghanistan between 2002 and 2014. Battle honours in small capitals are for large operations