Northern Virginia Campaign Facts

July 19–September 1, 1862

Key facts about the American Civil War Northern Virginia Campaign.

Portrait of John Pope

On June 26, 1862, President Abraham Lincoln ordered the merging of forces commanded by John C. Frémont, Nathaniel Banks, and Irvin McDowell, and several smaller units in eastern Virginia to form the Army of Virginia, commanded by John Pope (pictured here). On August 6, Pope launched his Northern Virginia Campaign by marching his army into Culpeper County, Virginia. [Wikimedia Commons]


Also Known As

  • Second Bull Run Campaign
  • Second Manassas Campaign

Date and Location

  • July 19–September 1, 1862
  • Northern Virginia, near Washington, DC

Timeline of the Northern Virginia Campaign

These are the main battles and events of the Northern Virginia Campaign in order.


Principal Union Commanders

Principal Confederate Commanders

Union Forces Engaged

  • Army of Virginia, detachments from the Army of the Potomac

Confederate Forces Engaged

  • Army of Northern Virginia

Number of Union Soldiers Engaged

  • Roughly 75,000

Number of Confederate Soldiers Engaged

  • Roughly 48,500

Estimated Union Casualties

  • 16,054 (1,724 killed, 8,372 wounded, 5,958 missing/captured)

Estimated Confederate Casualties

  • 9,197 (1,481 killed, 7,627 wounded, 89 missing/captured 8)


  • Confederate victory

Impact of the Northern Virginia Campaign

  • In the aftermath of the Northern Virginia Campaign, Confederate General Robert E. Lee concentrated his Army of Northern Virginia in the Shenandoah Valley and, on September 4, 1862, invaded Maryland, taking the war to Union soil.
  • In the aftermath of the Northern Virginia Campaign, the U.S. War Department issued General Orders, No. 128, on September 7, 1862, reassigning Major General John Pope to command the Department of the Northwest.
  • In the aftermath of the Northern Virginia Campaign, the U.S. War Department issued General Orders, No. 129, on September 12, ending the existence of the Army of Virginia by merging its three corps with the Army of the Potomac.

Citation Information

The following information is provided for citations.

  • Article Title Northern Virginia Campaign Facts
  • Date July 19–September 1, 1862
  • Author
  • Website Name American History Central
  • Access Date June 3, 2023
  • Publisher R.Squared Communications, LLC
  • Original Published Date
  • Date of Last Update April 19, 2022

Northern Virginia Campaign Facts is Part of the Following on AHC