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
Canada in the American Civil War in the 4th Rhode Island Volunteers of the Union army during the American Civil War, attaining the rank of lieutenant. Canadian-born Edward P. Doherty was a Union Army officer who formed and led the detachment of Union soldiers that captured and killed John Wilkes Booth, the assassin of Lincoln, in a Virginia barn on April 26, 1865, 12 days after Lincoln was fatally shot. Canadian-born Sarah Emma Edmonds was a noted Union spy. One of the longest-living Canadians to have fought in the American Civil War was James Beach Moore, who died on August 29, 1931. Anderson Ruffin Abbott was