Pennsylvania 3rd Volunteer Infantry (Union)

    20 May 1861

    Pennsylvania 3rd Volunteer Infantry organized at Pennsylvania.

    26 Jun 1862

    Participated in the Battle of Mechanicsville at Hanover Couunty, Virginia.

    The Battle of Mechanicsville
    The Battle of Mechanicsville

    Maj. Gen. George B. McClellan's Army of the Potomac remained northeast of Richmond for three weeks after the Battle of Seven Pines. The new commander of the Army of Northern Virginia, Gen. Robert E. Lee, took that time to reorganize his defenses of the capital city and receive the reinforcements of Maj. Gen. Thomas J. "Stonewall" Jackson's division from the Shenandoah Valley. After attacking Lee inconclusively at Oak Grove on June 25th, McClellan remained in place, with four of his five army corps south of… Read More

    27 Jun 1862

    Participated in the Battle of Gaines' Mill at Hanover County, Virginia.

    The Battle of Gaines' Mill
    The Battle of Gaines' Mill

    Despite his victory over the Confederates at Beaver Dam Creek on June 26th, Maj. Gen. Fitz John Porter's Fifth Corps abandoned its position early on June 27th and established a new defensive line along Boatswain's Creek, just north of the Chickahominy River. Read More

    30 Jun 1862

    Participated in the Battle of Glendale at Henrico County, Virginia.

    The Battle of Glendale
    The Battle of Glendale

    Following the rear guard action at Savage's Station on June 29th, Maj. Gen. George McClellan's Army of the Potomac continued its retreat toward the safety of Harrison's Landing on the James River. On June 30th, after five days of constant fighting, the Confederate divisions of Maj. Gens. Benjamin Huger, James Longstreet, and A.P. Hill converged on the retreating Union army in the vicinity of Glendale. Longstreet's and Hill's attacks penetrated the Union defense near Willis Church, routing Brig. Gen. George… Read More

    01 Jul 1862

    Participated in the Battle of Malvern Hill at Henrico County, Virginia.

    The Battle of Malvern Hill
    The Battle of Malvern Hill

    On June 30th, the retreating Federal Army of the Potomac finally stopped at the James River at the end of seven days of fighting outside of Richmond. Read More

    28 Aug 1862

    Participated in the Battle of Second Bull Run at Prince William County, Virginia.

    The Battle of Second Bull Run
    The Battle of Second Bull Run

    After the early summer collapse of the Union Peninsula Campaign offensive to capture Richmond, Robert E. Lee sought to move his army north and threaten Washington DC before Union forces could regroup. Read More

    14 Sep 1862

    Participated in the Battle of South Mountain at Frederick County, Maryland; Washington County, Maryland; Boonsboro, Maryland.

    The Battle of South Mountain
    The Battle of South Mountain

    After his success at Second Manassas, Gen. Robert E. Lee led the Army of Northern Virginia north across the Potomac River on an invasion of Maryland in September of 1862. Lee divided his army, sending a portion of it into western Maryland while Lieut. Gen. Stonewall Jackson's wing attempted to capture the Federal garrison at Harper's Ferry. The bold plan was jeopardized on September 13th when a mislaid copy of Lee's orders revealing the Confederates' plans was given to Union commander Maj. Gen. George B. M… Read More

    17 Sep 1862

    Participated in the Battle of Antietam at Sharpsburg, Maryland.

    The Battle of Antietam
    The Battle of 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

    13 Dec 1862

    Participated in the Battle of Fredericksburg at Fredericksburg, Virginia.

    The Battle of Fredericksburg
    The Battle of 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

    09 May 1864

    Participated in the Battle of Cloyd's Mountain at Pulaski County, Virginia.

    17 Jun 1864

    Pennsylvania 3rd Volunteer Infantry mustered out at Pennsylvania.

    19 Sep 1864

    Participated in the Battle of Third Winchester at Frederick County, Virginia; Winchester, Virginia.

    The Battle of Third Winchester
    The Battle of Third Winchester

    To clear the Shenandoah River valley of Confederates, Maj. Gen. Phil Sheridan moved on Winchester in mid-September 1864. Sheridan's force of over 39,000 men was more than twice the size of Maj. Gen. Jubal Early's Confederate army defending the valley. After Brig. Gen. Joseph Kershaw's division left Winchester to rejoin Robert E. Lee's army at Petersburg, Early renewed his raids on the Baltimore and Ohio Railroad at Martinsburg in the lower valley, dispersing his four remaining infantry divisions. On Septem… Read More

    19 Oct 1864

    Participated in the Battle of Cedar Creek at Frederick County, Virginia; Shenandoah County, Virginia; Warren County, Virginia.

    The Battle of Cedar Creek
    The Battle of Cedar Creek

    Known As: Cedar Creek, Belle Grove Read More