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
Order of battle for the American airborne landings in Normandy RAF Exeter Brig. Gen. Harold L. Clark at RAF Cottesmore Brig. Gen. Maurice M. Beach at RAF Greenham Common German chain of command Supreme Command West: Generalfeldmarschall Gerd von Rundstedt Army Group B: Generalfeldmarschall Erwin Rommel Seventh Army: Generaloberst Friedrich Dollman (died 28 June) LXXXIV Corps: General der Artillerie Erich Marcks (KIA 12 June) Order of battle for the American airborne landings in Normandy The Order of battle for the American airborne landings in Normandy is a list of the units immediately available for combat on the Cotentin Peninsula between June 6, 1944, and June 15, 1944, during the American