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Illinois 12th Volunteer Cavalry (Union)

2/24/62

Organized - Illinois 12th Volunteer Cavalry - Illinois

9/12/62

Battle - Harpers Ferry - Jefferson County, West Virginia; Loudoun County, Virginia; Washington County, Maryland

Harpers Ferry
Harpers Ferry

As General Robert E. Lee's Army of Northern Virginia advanced into Maryland in the fall of 1862, Lee made plans to capture the vital Union garrison at Harpers Ferry in the rear of his invading army. Although Maj. Gen. George McClellan's Army of the Potomac was in pursuit, in a bold maneuver Lee divided his army, sending three columns under Gen. Thomas 'Stonewall' Jackson to Harpers Ferry while the rest of the army marched towards Hagerstown, Maryland. Surrounded on three sides by steep heights, the terrai…READ MORE

9/17/62

Battle - Antietam - Sharpsburg, Maryland

Antietam
Antietam

The Army of the Potomac, under the command of Maj. Gen. George McClellan, mounted a series of powerful assaults against General Robert E. Lee's forces along Antietam Creek near Sharpsburg, Maryland, on September 17th, 1862.READ MORE

12/13/62

Battle - Fredericksburg - Fredericksburg, Virginia

Fredericksburg
Fredericksburg

In early November, Maj. Gen. Ambrose E. Burnside took command of the Army of the Potomac, and made immediate plans to move the army once again toward Richmond.READ MORE

4/30/63

Battle - Chancellorsville - Spotsylvania County, Virginia

Chancellorsville
Chancellorsville

On April 27, 1863, Maj. Gen. Joseph Hooker launched a turning movement designed to pry Robert E. Lee's Army of Northern Virginia out of its lines at Fredericksburg.READ MORE

6/21/63

Battle - Upperville - Loudoun County, Virginia

Upperville
Upperville

On June 21st, Union cavalry made a another determined effort to pierce Maj. Gen. J.E.B. Stuart's cavalry screen of Robert E. Lee's invading army as it moved north. Two days after skirmishing with the Union cavalry brigade of Col. J. Irvin Gregg in and around Middleburg, Brig. Gens. Wade Hampton and Beverly Robertson's brigades made a stand and beat back Brig. Gen. David McM. Gregg's division near a stone bridge over Goose Creek, four miles east of Upperville. Gregg called for infantry support, and received…READ MORE

7/1/63

Leadership Change - Regiment - Colonel George H. Chapman, and Major Charles Lemmon

7/1/63

Leadership Change - Brigade - Colonel William Gamble

7/1/63

Leadership Change - Division - Brigadier General John Buford

Brigadier GeneralJohn Buford

7/1/63

Leadership Change - Regiment - Major Charles Lemmon

7/1/63

Battle - Gettysburg - Gettysburg, Pennsylvania

Gettysburg
Gettysburg

In the summer of 1863, Confederate Gen. Robert E. Lee launched his second invasion of the Northern states. Lee sought to capitalize on recent Confederate victories and defeat the Union army on Northern soil, which he hoped would force the Lincoln administration to negotiate for peace. Lee also sought to take the war out of the ravaged Virginia farmland and gather supplies for his Army of Northern Virginia. Using the Shenandoah Valley as cover for his army, Lee was pursued first by Union Maj. Gen. Joseph Ho…READ MORE

10/11/63

Battle - Stevensburg, Virginia

4/27/64

Battle - Alexandria, Louisiana

5/29/66

Mustered Out - Illinois 12th Volunteer Cavalry - Illinois

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