[["On June 6, 1944, D-Day,  over 156,000 American, British & Canadian troops stormed 50 miles of Normandy's fiercely defended beaches in northern France in an operation that proved to be a critical turning point in World War II. D-Day designates a launch date of any mission, but is famous for this day.", 635.0], ["D-day was on June 6, 1944. It was the day american forces landed on the beaches in Normandy to begin the american involvement in world war two", 173.0], ["D-day is 6 June 1944 the date of the Allied invasion of Normandy in World War II.  The name of the invasion was Operation Overlord but it is more commonly referred to as D-Day.  The D in D-Day refers to Day.", 29.0]]
what is d-day
history