After the victory of the Union in the rock of Chickamauga, Georgia, south of Chattanooga, in September, Lincoln expanded duties of Grant, and conducted a strengthened federal army (including the body of Infantry Potomac Group) to victory at Chattanooga in late November.
In March 1864, Lincoln put Grant supreme commander of the military alliance, replacing Halleck. William T. Sherman to leave control in the West, Grant went to Washington, where he led the Army of the Potomac for Lee's army in northern Virginia. Despite heavy losses in the battle of the Alliance of wild and Spotsylvania (both may 1864) at Cold Harbor (early May) and the center of the main railway Petersburg (June), Grant has pursued a strategy Consumables, Petersburg put under
In March 1864, Lincoln put Grant supreme commander of the military alliance, replacing Halleck. William T. Sherman to leave control in the West, Grant went to Washington, where he led the Army of the Potomac for Lee's army in northern Virginia. Despite heavy losses in the battle of the Alliance of wild and Spotsylvania (both may 1864) at Cold Harbor (early May) and the center of the main railway Petersburg (June), Grant has pursued a strategy Consumables, Petersburg put under