What were Operation Overlord, Operation Neptune and the Battle of Normandy? When did they take place? The armed forces use codenames to refer to the planning and execution of specific military operations. Operation Overlord was the codename for the Allied invasion of north-west Europe. The assault phase of Operation Overlord was known as Operation Neptune. [Cont.]
Which Allied nations took part in the fighting? The majority of troops who landed on the D-Day beaches were from the United Kingdom, Canada and the US. However, troops from many other countries participated in D-Day and the Battle of Normandy, in all the different armed services: Australia, Belgium, Czechoslovakia, France, Greece, the Netherlands, New Zealand, Norway and Poland.
Top Normandy D-Day Landing Beaches and World War II museums and sites