New York 20th Infantry (Union)
06/05/1861
Organized - New York 20th Infantry - New York
28/08/1861
Battle - Hatteras Inlet Batteries - Cape Hatteras, North Carolina
30/06/1862
Battle - Glendale - Henrico County, Virginia
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
30/06/1862
Battle - White Oak Swamp - Henrico County, Virginia
01/07/1862
Battle - Malvern Hill - Henrico County, Virginia
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
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
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
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
13/12/1862
Battle - Fredericksburg - Fredericksburg, Virginia
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
30/04/1863
Leadership Change - Regiment - Colonel Ernst Von Vegesack
ColonelErnst Von Vegesack
30/04/1863
Leadership Change - Brigade - Brigadier General Thomas H. Neill
Brigadier GeneralThomas H. Neill
30/04/1863
Leadership Change - Division - Brigadier General Albion P. Howe
Brigadier GeneralAlbion P. Howe
30/04/1863
Leadership Change - Regiment - Colonel Ernst Von Vegesack
ColonelErnst Von Vegesack
30/04/1863
Battle - Chancellorsville - Spotsylvania County, Virginia
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
03/05/1863
Battle - Salem Church - Spotsylvania County, Virginia
The Battle of Salem Church was part of Chancellorsville Campaign and was fought in Spotsylvania County, Virginia on May 4rd and 4th, 1863.READ MORE
03/05/1863
Battle - Second Fredericksburg - Fredericksburg, Virginia
01/06/1863
Mustered Out - New York 20th Infantry - New York
01/07/1863
Battle - Gettysburg - Gettysburg, Pennsylvania
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
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
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
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
23/05/1864
Battle - North Anna - Caroline County, Virginia; Hanover County, Virginia
Following the stalemate at Spotsylvania Court House, Grant was determined to continue his offensive against Lee's Army of Northern Virginia. After a failed attempt to bait Lee out of his earthworks, he found the Confederates entrenched on the south side of the North Anna River, where Lee's "inverted V" defenses forced Grant to divide his army into three parts in order to attack. On May 23rd, one of Maj. Gen. A.P. Hill's divisions assaulted the isolated Fifth Corps on the Union right which had crossed the r…READ MORE
28/05/1864
Battle - Totopotomoy Creek - Hanover County, Virginia
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
31/05/1864
Battle - Cold Harbor - Hanover County; near Mechanicsville, Virginia
After two days of inconclusive fighting along Totopotomoy Creek northeast of Richmond, Lt. Gen. Ulysses S. Grant and Gen. Robert E. Lee turned their sights on the crossroads of Cold Harbor. Roads emanating through this critical junction led to Richmond as well as supply and reinforcement sources for the Union army. On May 31, 1864, Maj. Gen. Philip Sheridan's cavalry captured Cold Harbor. The next day, Sheridan held the crossroads against a Confederate attack. With reinforcements from both armies arriving…READ MORE
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