Army of the Potomac

Army · United States · July 26, 1861 – June 28, 1865

The main Union army in the Eastern Theater, formed by George McClellan after First Bull Run. Under McClellan, Burnside, Hooker and Meade it fought Lee's army in Virginia, Maryland and Pennsylvania, and with Grant directing it forced Lee's surrender at Appomattox.

View on map Fought in American Civil War Wikipedia

Sub-units 9

Attached units 8

May 18, 1862 – July 9, 1864 VI Corps (Union Army)
September 3, 1862 – March 19, 1863 IX Corps (Union Army)
September 12, 1862 – September 24, 1863 XI Corps (Union Army)
September 12, 1862 – September 24, 1863 XII Corps (Union Army)
February 12, 1863 – August 6, 1864 Cavalry Corps (Union Army)
May 4, 1864 – June 28, 1865 IX Corps (Union Army) Independent under Grant until 24 May 1864, then in the Army of the Potomac
December 2, 1864 – June 28, 1865 VI Corps (Union Army)
March 27, 1865 – June 28, 1865 Cavalry Corps (Union Army)

Engagements 22

May 31 – June 1, 1862 Battle of Seven Pines
June 25 – July 1, 1862 Seven Days Battles
August 9, 1862 Battle of Cedar Mountain
August 28–30, 1862 Second Battle of Bull Run
September 17, 1862 Battle of Antietam
December 11–15, 1862 Battle of Fredericksburg
April 30 – May 6, 1863 Battle of Chancellorsville
May 18 – July 4, 1863 Siege of Vicksburg
July 1–3, 1863 Battle of Gettysburg
November 23–25, 1863 Second Battle of Chattanooga
November 29, 1863 Battle of Fort Sanders
May 5–7, 1864 Battle of the Wilderness
May 8–21, 1864 Battle of Spotsylvania
May 31 – June 12, 1864 Battle of Cold Harbor
June 9, 1864 – March 25, 1865 Siege of Petersburg
July 30, 1864 Battle of the Crater
September 19, 1864 Third Battle of Winchester
September 21–22, 1864 Battle of Fisher's Hill
October 19, 1864 Battle of Cedar Creek
April 1, 1865 Battle of Five Forks
April 6, 1865 Battle of Sailor's Creek
April 9, 1865 Battle of Appomattox Court House

Movements

August 20, 1861 – March 10, 1862 Organised and drilled around Washington Map
March 23, 1862 Ships down the Chesapeake to Fort Monroe (approximate) Map
April 5, 1862 – May 4, 1862 Siege of Yorktown (Peninsula Campaign) Map
May 31, 1862 – June 1, 1862 Battle of Seven Pines Battle of Seven Pines Map
June 25, 1862 – July 1, 1862 Seven Days Battles Seven Days Battles Map
July 2, 1862 – August 14, 1862 Camp at Harrison's Landing on the James Map
September 17, 1862 Battle of Antietam Battle of Antietam Map
December 11, 1862 – December 15, 1862 Battle of Fredericksburg Battle of Fredericksburg Map
April 30, 1863 – May 6, 1863 Battle of Chancellorsville Battle of Chancellorsville Map
July 1, 1863 – July 3, 1863 Battle of Gettysburg Battle of Gettysburg Map
December 1, 1863 – May 3, 1864 Winter quarters near Brandy Station Map
May 5, 1864 – May 7, 1864 Battle of the Wilderness Battle of the Wilderness Map
May 8, 1864 – May 21, 1864 Battle of Spotsylvania Court House Battle of Spotsylvania Map
May 31, 1864 – June 12, 1864 Battle of Cold Harbor Battle of Cold Harbor Map
June 15, 1864 – July 29, 1864 Siege of Petersburg Siege of Petersburg Map
July 30, 1864 Battle of the Crater Battle of the Crater Map
July 31, 1864 – March 31, 1865 Siege of Petersburg Siege of Petersburg Map
April 1, 1865 Battle of Five Forks Battle of Five Forks Map
April 6, 1865 Battle of Sailor's Creek Battle of Sailor's Creek Map
April 9, 1865 Lee surrenders at Appomattox Court House Battle of Appomattox Court House Map
May 23, 1865 Grand Review of the Armies in Washington Map