Tuhia he tomokanga mo tenei whitianga - I whakatairangahia ki te taumata o Major (United States) i muri tonu i tana hokinga ki te mahi, i whara kino a Wilson, e toru nga pupuhi i te Pakanga o Chickamauga. Whai muri i tana whakaoranga i Wisconsin (i taua wa i marenatia ia ki a Mary Madson, 1843<unk>1903), ka hoki mai a Wilson i te marama o Noema 1863 hei rangatira rangatira mo te Scandinavian Regiment i te Pakanga o Rocky Face Ridge, Resaca
me Pickett's Mill (i te wa i tino mate ai te ope) i mua i te huri i te whakahau ki a Col. Ole Johnson i te Hurae 1864. I noho tonu a Wilson ki te roopu, e mahi ana i etahi atu mahi hoia 26, tae noa ki te mutunga o te pakanga i te tau 1865.