"The Union Army of the Potomac was a hotbed of political activity during the Civil War. It proved a source of constant frustration for Abraham Lincoln, and its commander, George B. McClellan, even secured the Democratic nomination for president in 1864. In this innovative book, Zachery A. Fry uses untapped sources to recast our understanding of soldier ideology and presents the most comprehensive view yet of the army's political story. His work recounts...