Fifth Army at the Winter Line is a sequel to From the Volturno to the Winter Line. The actions of the United States II and VI Corps are told here in detail. They were aided by other Allied units under Fifth Army: British 10 Corps on the left flank, and the French Expeditionary Corps, for the last two weeks of the period, on the right flank. The actions of these units and of the British Eighth Army on the Adriatic coast are summarized briefly. This study is the sixth of a series called AMERICAN FORCES IN ACTION, designed exclusively for military personnel. ……….. The Winter Line is based on the best military records now available. The manuscript was prepared in the field by the Fifth Army Historical Section. See inside for Table of Contents, Illustrations, and List of Maps.