Statehood and the Civil War Era [related links]
Kenneth Carley, Minnesota in the Civil War (1961) -- good summary of the state's role in the Civil War.
John Q. Imholte, The First Volunteers: History of the First Minnesota Volunteer Regiment, 1861-1865 (1963) -- a study of the Minnesota unit that comprised the first volunteer soldiers in the Union Army for the American Civil War.
Robert H. Jones, The Civil War in the Northwest: Nebraska, Wisconsin, Iowa, Minnesota and the Dakotas (1960) -- another summary of the state's role in the Civil War, also has a good account of the Pope military campaign against the Sioux in the Dakotas.
Richard Moe, The Last Full Measure: The Life and Death of the First Minnesota Volunteers (1993) -- another study of the 1st Minnesota, that contains newly found information and a good description of the unit's decimation at Gettysburg.
Helen White, ed., Ho! For the Gold Fields: Northern Overland Wagon Trains of the 1860s (1966) -- a fascinating study of early trade between Minnesota businesses and lands to the west.