D-Day D-Day, also known as Operation Overlord, was a major military operation that took place during World War II. It was the largest amphibious invasion in history and marked the beginning of the Allied effort to liberate Western Europe from Nazi Germany. D-Day occurred on June 6, 1944, when Allied forces consisting primarily of American, British, and Canadian troops launched a massive assault on the beaches of Normandy, France. The operation involved more than 156,000 soldiers, 5,000 ships, and 11,000 aircraft. Objective: The objective of D-Day was to establish a foothold on the European continent and create a launching pad for subsequent Allied offensives against German-occupied Europe Attacking Place ( Normandy): The Normandy landings were preceded by extensive planning and coordination, including efforts to deceive the Germans about the true location and timing of the invasion. The assault on the Normandy beaches was divided into five sectors: Utah,...
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