WI 15th Inf Co B. Residence: Koshkonong, Jefferson County, Wisconsin. Born in Kragero, Norway. Civil War: Age 18. Unmarried. Enlisted for three years on 28 Oct 1861 at Madison, Wisconsin, and mustered there on 16 Nov 1861. Private. Sick in hospital in Murfreesboro, Tennessee. Wounded at Chickamauga, Georgia, 19 Sep 1863, and sent to Chattanooga, Tennessee; then to a hospital in the north. Mustered out with Company B at Chattanooga, on 2 Dec 1864. Post war: Died in Scandinavia, Wisconsin. Sources: (WHS Series 1200 box 76-4; red book vol 20 p 28) (Buslett p376) (Ulvestad p256) (Quiner p625) (RWV p808) (Hedberg, who suggests that this man may be Nils Anderson Oppen, from Hedalen, Velders, who later lived at Pine Knob, Wisconsin)