Operation Chopper was a British Commando raid by No. 1 Commando during the Second World War. The raid, over the night of 27/28 September 1941, targeted Saint-Aubin-d'Arquenay in France; a troop of No. 1 Commando spent a day ashore. References Conflicts in 1941 World War II British Commando raids 1941 in France Military history of Normandy C Amphibious operations involving the United Kingdom