The 15th Wisconsin Infantry Regiment was a volunteer infantry regiment that served in the Union Army during the American Civil War. It was popularly known as the Norwegian Regiment or the Scandinavian Regiment, due to its composition of mostly Norwegian American, Swedish American, and Danish American immigrants. Service The 15th Wisconsin Infantry Regiment was originally formed by Col. Hans Christian Heg at Camp Randall, near Madison, Wisconsin. The majority of its members were Norwegian immigrants with the rest being mainly Swedish and Danish immigrants. The regiment was organized at Madison, Wisconsin, and mustered into federal service January 31, 1862. The regiment was mustered out of service by company between December 1, 1864, and February 13, 1865. Major campaigns The 15th Wisconsin Volunteer Regiment was a participant in a number of major battles conducted by the Union Army during the Civil War. The Battle of Island Number Ten The Battle of Perryville (October 8, 1862) The Battle of Stones River (December 31, 1862 - January 2, 1863) The Tullahoma Campaign (June 24 - July 3, 1863) Battle of Chickamauga (September 19 – 20, 1863) Battle of Resaca (May 13–15, 1864) The Battle of Peachtree Creek (July 20, 1864) Battle of Atlanta (July 22 - August 25. 1864) Battle of Jonesborough (August 31 – September 1, 1864) Casualties The 15th Wisconsin suffered eight officers and 86 enlisted men who were killed in action or who later died of their wounds, plus another one officer and 241 enlisted men who died of disease, for a total of 336 fatalities. On September 20, 1863 Colonel Hans Christian Heg died of wounds he received in action in the Battle of Chickamauga on September 19, 1863. Commanders Colonel Hans Christian Heg (February 14, 1862September 20, 1863) died of wounds after Chickamauga. Before the war, he had served as the 6th prison commissioner of Wisconsin. Major Jurgen Wilson (September 20, 1863July 24, 1864) commanded the regiment after many senior officers were killed or captured at Chickamauga. Earlier in the war, he had been captain of Co. H. He was also wounded at Chickamauga. He received an honorary brevet to lieutenant colonel after the war. Lt. Colonel Ole C. Johnson (July 24, 1864February 10, 1865) was captured at Chickamauga and was prisoner of war until making his escape in May 1864. He commanded the regiment through the end of the war and was designated for promotion to colonel,