The significant battle in World War II that took place in a rural area of France aimed at liberating Europe was the Battle of Normandy, commonly known as D-Day, which commenced on June 6, 1944. This massive Allied invasion involved land, air, and sea forces landing on the beaches of Normandy to establish a foothold in occupied Europe. The battle marked a crucial turning point in the war, enabling the liberation of France and paving the way for the eventual defeat of Nazi Germany. D-Day is remembered for its strategic importance, immense scale, and the bravery of Allied soldiers, becoming a defining moment in World War II history.