Which of the fallowing occurred on d-day?

On D-Day, June 6, 1944, Allied forces launched a massive invasion of German-occupied France during World War II. This operation, known as Operation Overlord, involved the landing of thousands of troops on five beachheads in Normandy. Paratroopers were deployed behind enemy lines, and the operation marked a significant turning point in the war, leading to the liberation of Western Europe from Nazi control. The invasion faced fierce German resistance but ultimately succeeded in establishing a foothold in Europe.