Idaho in the American Civil War Idaho in the American Civil War The history of Idaho in the American Civil War is atypical, as the territory was far from the battlefields. At the start of the Civil War, modern-day Idaho was part of the Washington Territory. On March 3, 1863, the Idaho Territory was formed, consisting of the entirety of modern-day Idaho, Montana, and all but southwest Wyoming. However, there were concerns about Confederate sympathizers in the eastern half of the territory, in what is present-day Montana. As a result, in 1863 Sidney Edgerton traveled quickly to see President Abraham Lincoln about the situation; this was
Issues of the American Civil War the legal and economic status of the freed slaves. Slavery was the major cause of the American Civil War, with the South seceding to form a new country to protect slavery, and the North refusing to allow that. Historians generally agree that other economic conflicts were not a major cause of the war. Economic historian Lee A. Craig reports, "In fact, numerous studies by economic historians the past several decades reveal that economic conflict was not an inherent condition of North-South relations during the antebellum era and did not cause the Civil War." When numerous groups tried at the last