USA HISTORY

Detailed explanation-1: -In May 1944, the Western Allies were finally prepared to deliver their greatest blow of the war, the long-delayed, cross-channel invasion of northern France, code-named Overlord. Primary Image: Soldiers coming ashore at Normandy on D-Day.

Detailed explanation-2: -On 6 June 1944, D-Day, Allied troops landed on the coast of Normandy. It was the start of the campaign to liberate Europe and defeat Germany. The Battle of Normandy was a hard-fought campaign.

Detailed explanation-3: -Many people think they know the answer: designated day, decision day, doomsday, or even death day. In other words, the D in D-Day merely stands for Day. This coded designation was used for the day of any important invasion or military operation.

Detailed explanation-4: -The D-Day operation of June 6, 1944, brought together the land, air, and sea forces of the allied armies in what became known as the largest invasion force in human history. The operation, given the codename OVERLORD, delivered five naval assault divisions to the beaches of Normandy, France.

Detailed explanation-5: -D-day, which had the code name Operation Overlord, reversed the course of World War II, breaking the Nazis’ grip on France and setting the stage for the liberation of Europe. The 70th anniversary of the invasion will be observed Friday in Normandy by D-day veterans, President Obama and other world leaders.