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Pennsylvania 42nd Volunteer Infantry (Union)

04/06/1861

Organized - Pennsylvania 42nd Volunteer Infantry - Pennsylvania

20/12/1861

Battle - Dranesville - Fairfax County, Virginia

Dranesville
Dranesville

Following the Battle of Ball's Bluff on October 21st, both armies halted operations in northern Virginia and went into winter quarters. Small detachments daily probed the enemy's positions, patrolled roads and obtained forage. Early on the morning of December 20th, Confederate Gen. J. E. B. Stuart, with a mixed brigade of infantry, 150 of his cavalry troopers and a four-gun Georgia battery, set out north from Centreville with some wagons on a foraging expedition into the area around Dranesville in Loudon C…READ MORE

08/06/1862

Battle - Cross Keys - Rockingham County, Virginia

Cross Keys
Cross Keys

Maj. Gen. John C. Frémont's and his 11,000-man Mountain Department army were tasked with keeping Maj. Gen. Thomas J. "Stonewall" Jackson's two-division force engaged in the Shenandoah Valley and unable to join with Robert E. Lee's army defending Richmond during the Peninsula Campaign against the Confederate capital. In early June, Jackson's men under Maj. Gen. Richard S. Ewell were encamped in the vicinity of Cross Keys on the South Fork of the Shenandoah River. Union screening cavalry approached Jackson f…READ MORE

26/06/1862

Battle - Mechanicsville - Hanover Couunty, Virginia

Mechanicsville
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

26/06/1862

Battle - Mechanicsville, Virginia

27/06/1862

Battle - Gaines' Mill - Hanover County, Virginia

Gaines' Mill
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

29/06/1862

Battle - Savage's Station - Henrico County, Virginia

30/06/1862

Battle - Glendale - Henrico County, Virginia

Glendale
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

01/07/1862

Battle - Malvern Hill - Henrico County, Virginia

Malvern Hill
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

28/08/1862

Battle - Second Bull Run - Prince William County, Virginia

Second Bull Run
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

01/09/1862

Battle - Chantilly - Fairfax County, Virginia

Chantilly
Chantilly

Confederate Maj. Gen. "Stonewall" Jackson hoped to cut off the Union retreat from Manassas the day after the Confederate victory at the second battle fought there. Jackson's wing of Lee's army made a wide, flanking march, screened by Maj. Gen. J.E.B. Stuart's cavalry, north and then east, to take the strategically important village of Germantown. There, Maj. Gen. John Pope's only two retreat routes to Washington - the Warrenton Pike and the Little River Turnpike - converged. On September 1st, beyond Chanti…READ MORE

14/09/1862

Battle - South Mountain - Frederick County, Maryland; Washington County, Maryland; Boonsboro, Maryland

South Mountain
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

17/09/1862

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

13/12/1862

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

01/07/1863

Leadership Change - Regiment - Colonel Charles F. Taylor, Lieutenant Colonel Alanson E. Niles, and Major William R. Hartshorne

01/07/1863

Leadership Change - Brigade - Colonel William McCandless

01/07/1863

Leadership Change - Division - Brigadier General Samuel W. Crawford

Brigadier GeneralSamuel W. Crawford

01/07/1863

Leadership Change - Regiment - Colonel Charles F. Taylor

01/07/1863

Leadership Change - Regiment - Lieutenant Colonel Alanson E. Niles

Lieutenant ColonelAlanson E. Niles

01/07/1863

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

27/11/1863

Battle - Mine Run - Orange County, Virginia

Mine Run
Mine Run

After the inconclusive Bristoe Campaign in the fall of 1863, Maj. Gen. George G. Meade planned one more offensive against Gen. Robert E. Lee in northern Virginia before winter weather ended military operations. In late November, Meade attempted to steal a march southeast from Culpeper Courthouse, turn south through the Wilderness and strike the right flank of the Confederate army south of the Rapidan River. On November 27th, Maj. Gen. Jubal A. Early, in command of Ewell's Corps, marched east on the Orange…READ MORE

05/05/1864

Battle - Wilderness - Spotsylvania County, Virginia; Orange County, Virginia

Wilderness
Wilderness

The first battle between Lt. Gen. Ulysses S. Grant and Gen. Robert E. Lee erupted late in the morning of May 5, 1864, as Maj. Gen. Gouverneur K. Warren's Union V Corps attacked Lt. Gen. Richard S. Ewell's Second Corps on the Orange Turnpike southwest of the old Chancellorsville battlefield. Although Federal infantry managed to break through at several points, the Confederate line held. Fighting shifted to the south as Lt. Gen. A.P. Hill's Third Corps engaged Maj. Gen. Winfield S. Hancock's II Corps and ele…READ MORE

08/05/1864

Battle - Spotsylvania Court House - Spotsylvania County, Virginia

Spotsylvania Court House
Spotsylvania Court House

Following the Battle of the Wilderness, Lieut. Gen. Ulysses S. Grant marched the Union army south with the hope of capturing Spotsylvania Court House and preventing Robert E. Lee's army from retreating further. Lee's Confederates, however, managed to get ahead of the Federals and block the road. Fighting began on May 8th, when the Union Fifth Corps under Maj. Gen. Gouverneur K. Warren and the Sixth Corps under Maj. Gen. John Sedgwick engaged Confederate Maj. Gen. Richard Anderson's First Corps at Laurel Hi…READ MORE

28/05/1864

Battle - Totopotomoy Creek - Hanover County, Virginia

Totopotomoy Creek
Totopotomoy Creek

Operations along Totopotomoy Creek northeast of Richmond opened with cavalry combat at the Pamunkey River crossing at Dabney's Ferry (near Hanovertown) and at Crump's Creek on May 27th. During the cavalry fight at Haw's Shop on May 28th, Union and Confederate infantry arrived in the vicinity and the Confederates entrenched behind Totopotomoy Creek. On the 29th, the Union army Second, Ninth, and Fifth Corps probed Lee's position along the creek, while the Sixth Corps felt its way toward Hanover Court House.…READ MORE

11/06/1864

Mustered Out - Pennsylvania 42nd Volunteer Infantry - Pennsylvania

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