A map from 1920 of the Southeastern States showing the South's first line of defenses during the American Civil War (1861-1865). The map is color-coded to show the eastern Confederate States (indicating the States seceding before and after April 15, 1861), and Union States (indicating Free States and Slave holding States). The map shows major cities, railways, mountain systems, rivers, and the campaign routes of General Bragg, General Sherman, Halleck and Grant, and General Grant.