Battle Cry of Freedom: The Civil War Era is a Pulitzer Prize-winning history of the American Civil War and its causes published in 1988 by James M. McPherson. Writing for The New York Times, historian Hugh Brogan described it as "...the best one-volume treatment of its subject I have ever come across. It may actually be the best ever published." Battle Cry of Freedom is volume six in the Oxford History of the United States.