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
Missouri in the American Civil War beside bushwhacker "Bloody Bill" Anderson at Centralia, attempted to excuse his murder of a resident of Gallatin during a bank robbery, saying he thought he was killing Samuel P. Cox, who had hunted down Anderson after Centralia. In addition, the vigilante activities of the Bald Knobbers in southwest Missouri during the 1880s have been interpreted by some as a continuation of Civil War-related guerrilla warfare. Missouri in the American Civil War During the American Civil War, Missouri was a hotly contested border state populated by both Union and Confederate sympathizers. It sent armies, generals, and supplies to both sides, was