 Operation Lüttich was a codename given to a German counter @-@ attack during the Battle of Normandy , which took place around the American positions near Mortain from 7 August to 13 August 1944 . ( Lüttich is the German name for the city of Liège in Belgium , where the Germans had won a victory in the early days of August 1914 during World War I. ) The offensive is also referred to in American and British histories of the Battle of Normandy as the Mortain counter @-@ offensive . 
