General Dwight D. Eisenhower gives the order of the Day. Full victory-nothing else to paratroopers in England, just before they board their airplanes to participate in the first assault in the invasion of the continent of Europe, June 5, 1944. (National Archives Identifier 531217)
Looking back in history, D-Day took place this month during World War II and lasted from June 6, 1944 to August 1944. About 150,000 men were involved in the invasion.