The official NATO operation Attack code name was `` Operation Attack Allied Force '' ; the United States called it `` Operation Attack Noble Anvil '' , while in Yugoslavia , the operation Attack was incorrectly called Name_conferral `` Merciful Angel '' ( / `` Milosrdni anđeo '' ) , as a result of a misunderstanding or mistranslation .

Operation Military_operation Dragoon ( initially Operation Anvil ) was the code name for the Allied invasion of Southern France on 15August 1944 .