Bognor Regis once part of the Mulberry floating harbours used by the Allies to invade the French coast on D-Day 6 June 1944. It was a part of the Mulberry harbour which broke free in a storm on 4 June, the day before it was due to go over the channel to Arromanche. This particular section of Mulberry was abandoned and did not make it across the Channel. It was washed up on the beach shortly after D-Day. It is clearly visible at low tide throughout the year. There are a number of Mulberry Harbour relics just off the coast of Pagham
45th Airlift Squadron February 1944 until becoming part of IX Troop Carrier Command in England to participate in the buildup of forces prior to the Allied landings in France during D-Day in June 1944. Engaged in combat operations by dropping paratroops into Normandy near Ste-Mere-Eglise on D-Day, 6 June 1944, and releasing gliders with reinforcements on the following day. The unit received a third Distinguished Unit Citation and a French citation for these missions. After the Normandy invasion the squadron ferried supplies in the United Kingdom. The squadron also hauled food, clothing, medicine, gasoline, ordnance equipment, and other supplies to the front lines