abstract:The Chattanooga CampaignThe National Park Service's Civil War Sites Advisory Commission classifies two campaigns for this period: Reopening the Tennessee River (Battle of Wauhatchie) and Chattanooga-Ringgold (the Third Battle of Chattanooga, frequently known as the Battles for Chattanooga, and the Battle of Ringgold Gap). was a series of maneuvers and battles in October and November 1863, during the American Civil War.