The prominent battle fought on June 6, 1944, during World War II is known as D-Day, or the Battle of Normandy. This operation marked the beginning of the Allied invasion of German-occupied France, where thousands of troops landed on the beaches of Normandy, launching one of the largest amphibious assaults in history. The success of D-Day was pivotal, as it established a crucial foothold in Europe that ultimately led to the liberation of Western Europe from Nazi control. The battle is remembered for its strategic significance and the immense sacrifices made by Allied forces.