Operation Military_operation Charnwood was an Anglo-Canadian offensive that took place Process_start from 8 to 9 July 1944 , during the Battle for Caen , part of the larger Operation Overlord ( code-name for the Battle of Normandy ) in the Second World War .

Preceded by a controversial bombing raid Attack that destroyed Destroying much of the historic Old City of Caen , Operation Charnwood began Process_start at dawn on 8 July , with three infantry divisions attacking Attack German positions north of Caen , behind a creeping barrage .

Operation Charnwood was mutually costly and a tactical success Judgment_communication for the Allies .