Amphibious warfare are still operating. On completion they were towed across the English Channel by tugs to the Normandy coast at only 4.3 Knots (8 km/h or 5 mph), built, operated and maintained by the Corps of Royal Engineers, under the guidance of Reginald D. Gwyther, who was appointed CBE for his efforts. By 9 June, just 3 days after D-Day, two harbours codenamed Mulberry "A" and "B" were constructed at Omaha Beach and Arromanches, respectively. However, a large storm on 19 June destroyed the American harbour at Omaha, leaving only the British harbour still intact but damaged, which included damage to
British Army during the Second World War (Gerard Bucknall, later Brian Horrocks) took part in the D-Day landings on 6 June 1944 at Sword Beach and Gold Beach, during Operation Overlord. VIII Corps (Richard O'Connor, later Evelyn Barker) entered the line during mid-June to add its weight to the assault, followed by XII Corps (Neil Ritchie) and II Canadian Corps On 23 July 1944 I Corps was transferred to the newly activated Canadian First Army, where it would remain until March 1945, followed by the II Canadian Corps at noon on 31 July. The Eighth Army was formed from the Western Desert Force in September 1941, under