Ohio 25th Volunteer Infantry (Union)
1861-06-28
Organized - Ohio 25th Volunteer Infantry - Ohio
1861-09-12
Battle - Cheat Mountain - Pochahontas County, West Virginia; Randolph County, West Virginia
1861-10-03
Battle - Greenbrier River - Pocahontas County, West Virginia
During the night of October 2-3, Union Brig. General Joseph Reynolds advanced with two brigades from Cheat Mountain to reconnoiter the Confederate position at Camp Bartow on the Greenbrier River. Reynolds drove in the Confederate pickets and opened fire with his artillery. After sporadic fighting and an abortive attempt to turn the Confederate's right flank, Reynolds withdrew back to Cheat Mountain. Interestingly, the following months saw reports from both sides heavily exaggerate the number of enemy losse…READ MORE
1861-12-13
Battle - Camp Allegheny - Allegheny Mountain, Pocahontas County, West Virginia
Early in the war, Confederate military planners were forced to assume a strategic defensive strategy in areas where they could not bring superior numbers of forces to bear against their Union foe. They found it critical to control or at least monitor all possible avenues of approach by Union forces into the Confederate interior. These included the overland routes through the Appalachian Mountains of western Virginia. In December 1861, a Confederate force under Col. Edward Johnson was assigned to occupy the…READ MORE
1862-05-08
Battle - McDowell - Highland County, Virginia
As Union Maj. Gen. George B. McClellan prepared to march his Army of the Potomac up the Virginia Peninsula and capture Richmond, Confederate Gen. Joseph E. Johnston ordered Maj. Gen. Thomas J. "Stonewall" Jackson to prevent Union troops in the Shenandoah Valley from reinforcing McClellan. After his tactical defeat at the First Battle of Kernstown, Jackson moved up the valley to confront a Union force entering it from western Virginia. Joining forces with Brig. Gen. Edward "Allegheny" Johnson's Army of the…READ MORE
1862-06-08
Leadership Change - Brigade - Brigadier General Robert H. Milroy
Brigadier GeneralRobert H. Milroy
1862-06-08
Battle - Cross Keys - Rockingham County, Virginia
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
1862-08-09
Battle - Cedar Mountain - Culpeper County, Virginia
Maj. Gen. John Pope was placed in command of the newly-constituted Army of Virginia on June 26th. Pope's orders were to defend Washington DC and Union-held northern Virginia while the Army of the Potomac under Maj. Gen. George B. McClellan battled Robert E. Lee outside of Richmond. When McClellan was defeated at the end of the Seven Days battles less than a week later, Lee turned his attention north toward Pope while McClellan regrouped his army. Pope's three army corps were arrayed in a line from the Blu…READ MORE
1862-08-22
Battle - First Rappahannock Station - Culpeper County, Virginia; Fauquier County, Virginia
1862-08-23
Battle - First Rappahannock Station - Fauquier White Sulphur Springs, Virginia
1862-08-28
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
1862-12-13
Leadership Change - Brigade - Brigadier General Nathaniel C. McLean
Brigadier GeneralNathaniel C. McLean
1862-12-13
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
1863-04-30
Leadership Change - Brigade - Brigadier General Nathaniel C. McLean, and Colonel John C. Lee
Brigadier GeneralNathaniel C. McLean
ColonelJohn C. Lee
1863-04-30
Leadership Change - Regiment - Colonel William P. Richardson
ColonelWilliam P. Richardson
1863-04-30
Leadership Change - Division - Brigadier General Charles Devens Jr.
Brigadier GeneralCharles Devens Jr.
1863-04-30
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
1863-07-01
Leadership Change - Brigade - Brigadier General Adelbert Ames, and Colonel Andrew L. Harris
Brigadier GeneralAdelbert Ames
ColonelAndrew L. Harris
1863-07-01
Leadership Change - Regiment - Lieutenant Colonel Jeremiah Williams
Lieutenant ColonelJeremiah Williams
1863-07-01
Leadership Change - Regiment - Captain Nathaniel J. Manning
CaptainNathaniel J. Manning
1863-07-01
Leadership Change - Regiment - Lieutenant William Maloney
LieutenantWilliam Maloney
1863-07-01
Leadership Change - Division - Brigadier General Francis C. Barlow
Brigadier GeneralFrancis C. Barlow
1863-07-01
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
1864-11-30
Battle - Honey Hill - Jasper County, South Carolina; Beaufort County, South Carolina
1865-04-09
Battle - Dingle's Mill - Sumpterville, South Carolina
1866-06-18
Mustered Out - Ohio 25th Volunteer Infantry - Ohio
Related Records
Search for related service records