United States. Fifty-six of these experiments were conducted at Fort Crawford hospital, and allowed Beaumont to draw conclusions on the effects of temperature and emotion on the digestive process. As the second fort's barracks were being completed in 1832, the Black Hawk War broke out in Illinois, and the troops at Fort Crawford were called to defend pioneer settlements. After the Battle of Bad Axe near present-day Victory, Wisconsin, Chief Black Hawk surrendered to Col. Zachary Taylor at Fort Crawford. Black Hawk was imprisoned at the fort until he was escorted by Lt. Jefferson Davis to St. Louis, Missouri. Davis, who had been assigned to Fort Crawford in 1831, was later elected as President of the Confederate States of America during the American Civil War. While assigned to Fort Crawford, Davis met and fell in love with Sarah Knox Taylor, the daughter of his commanding office Zachary Taylor. Colonel Taylor disapproved of the relationship between Davis and his daughter, as he felt the life of an Army officer was too hard on wives and families. In 1834 Davis was reassigned to Fort Gibson in Oklahoma. Shortly afterward, Davis resigned his commission in order to pursue his relationship with Sarah in Prairie du Chien. Upon discovering that Zachary Taylor still would not consent to their marriage, the couple eloped to Kentucky, where Davis married Sarah Taylor in 1835. In 1835-1836 the garrison at Fort Crawford was assigned to build a road between Fort Crawford and Fort Winnebago in Portage. The route they chose for the road is now followed by U.S. Highway 18 eastward from Prairie du Chien towards Madison, Wisconsin over Military Ridge, which is so named because of the military road which followed its crest. After the road was completed and the Ho-Chunk people were relocated from Wisconsin to Minnesota, the fort had little use. It was abandoned in 1849. In 1855 Fort Crawford was reoccupied when rumors circulated of an impending uprising among the remaining Native Americans, but no such event occurred. Troops left the fort for the last time on June 9, 1856. During the American Civil War, the fort housed part of the Swift United States Army General Hospital. Fort Crawford Museum Except during the American Civil War, when the fort was used as both a recruitment center and hospital for Union soldiers, Fort Crawford was left unoccupied between 1856 and 1933. In 1933, the Daughters