Federal forces effectively suppress the Sioux uprising of 1862 by driving much of the tribe out of Minnesota.
John Pope’s Federal Army of Virginia is absorbed into George B. McClellan’s Army of the Potomac, and Pope is reassigned under protest.
The Federal armies outside Washington suffer from demoralization following military failure, with many blaming George B. McClellan for not doing enough to help in the crisis.
A vicious fight in driving rain ends the Second Bull Run campaign with John Pope’s Federal Army of Virginia still intact but thoroughly defeated by Robert E. Lee’s Confederate Army of Northern Virginia.
The Second Bull Run campaign winds down as Confederates have difficulty in chasing down John Pope’s Federals before they can fall back to the safety of the Washington defenses.
The right wing of Robert E. Lee’s Confederate army rips into John Pope’s Federals and nearly destroys his Army of Virginia in the decisive fight of the Second Bull Run campaign.