Whakaotihia te rerenga kōrero e whai ake nei: I whānau a Jarvis i te 27 o Hune, 1845 ki Africa, Ohio. I te Pakanga Taketake o Amerika, i mahi ia me te 23rd Wisconsin Volunteer Infantry Regiment o te Union Army. Ko nga pakanga i uru atu ai ia ki te Pakanga o Grand Gulf, te
Ko te Pakanga o Port Gibson, te Pakanga o Jackson, Mississippi, te Pakanga o Champion Hill, te Pakanga o Big Black River Bridge, te Siege o Vicksburg me te Pakanga o Spanish Fort.