Skip to content

Illinois 9th Infantry (Union)

1861-07-26

Organized - Illinois 9th Infantry - Illinois

1861-11-07

Battle - Belmont - Belmont, Missouri

Thumbnail for Belmont
Belmont

The Battle of Belmont was fought on November 7, 1861 in Missouri pitting Ulysses S Grant against Leonidas PolkREAD MORE

1862-02-11

Leadership Change - Regiment - Lieutenant Colonel Jesse J. Phillips

Lieutenant ColonelJesse J. Phillips

1862-02-11

Leadership Change - Brigade - Colonel John McArthur

1862-02-11

Battle - Fort Donelson - Fort Donelson, Tennessee

Thumbnail for Fort Donelson
Fort Donelson

Early in the war, Union commanders realized control of the major rivers would be the key to success in the Western Theater.READ MORE

1862-04-06

Leadership Change - Regiment - Colonel August Mersy

1862-04-06

Leadership Change - Brigade - Brigadier General John McArthur, and Colonel Thomas Morton

Brigadier GeneralJohn McArthur

ColonelThomas Morton

1862-04-06

Leadership Change - Brigade - Brigadier General John McArthur

Brigadier GeneralJohn McArthur

1862-04-06

Leadership Change - Division - Brigadier General W.H.L. Wallace

Brigadier GeneralW.H.L. Wallace

1862-04-06

Battle - Shiloh - Hardin County, Tennessee

Thumbnail for Shiloh
Shiloh

On the morning of April 6, 1862, 40,000 Confederate soldiers under the command of Gen. Albert Sidney Johnston poured out of the nearby woods and struck the encamped divisions of Union soldiers occupying ground near Pittsburg Landing on the Tennessee River.READ MORE

1862-04-29

Battle - Siege of Corinth - Corinth, Mississippi

Thumbnail for Siege of Corinth
Siege of Corinth

Union forces had captured the railroad junction and important transportation center at Corinth, Mississippi in the spring of 1862 after their victory at Shiloh. After the Battle of Iuka in September, Maj. Gen. Sterling Price's Confederate Army of the West marched to Ripley, Mississippi where it joined Maj. Gen. Earl Van Dorn's Army of West Tennessee. Van Dorn took command of the combined force numbering about 22,000 men. The Rebels marched southeast toward Corinth, hoping to recapture it and then sweep int…READ MORE

1862-10-03

Leadership Change - Brigade - Brigadier General Richard J. Oglesby, and Colonel August Mersy

Brigadier GeneralRichard J. Oglesby

ColonelAugust Mersy

1862-10-03

Leadership Change - Brigade - Brigadier General Richard J. Oglesby

Brigadier GeneralRichard J. Oglesby

1862-10-03

Battle - Battle of Corinth - Corinth, Mississippi

Thumbnail for Battle of Corinth
Battle of Corinth

Not to be confused with Siege of Corinth. Also known as Second Battle of Corinth.READ MORE

1862-10-05

Battle - Corinth, Mississippi

1863-10-08

Battle - Salem, Mississippi

1864-01-26

Battle - Athens - Athens, Alabama

1864-05-07

Battle - Rocky Face Ridge - Whitfield County, Georgia

Thumbnail for Rocky Face Ridge
Rocky Face Ridge

During early May 1864, Maj. Gen. William T. Sherman would successfully outmaneuver the army of Gen. Joseph E. Johnston in multiple battles in northwest Georgia. Each time, Johnston would fall back to a new defensive position closer to the strategic Confederate city of Atlanta. By May 7th, Johnston had entrenched his army on the long, high mountain of Rocky Face Ridge and eastward across Crow Valley. As Sherman approached, he decided to demonstrate against the position with two columns to the north while he…READ MORE

1864-05-27

Battle - Dallas - Paulding County, Georgia

Thumbnail for Dallas
Dallas

During early and mid-May 1864, Maj. Gen. William T. Sherman successfully outmaneuvered the army of Gen. Joseph E. Johnston in multiple battles in northwest Georgia. Each time, Johnston fell back to a new defensive position closer to the strategic Confederate city of Atlanta. Stopped at New Hope Church on Johnston's left on May 26th, Sherman attacked Johnston's right at Pickett's Mill on May 27th. The next day, Lt. Gen. William J. Hardee's corps probed the Union defensive line, held by Maj. Gen. John A. Log…READ MORE

1864-06-27

Battle - Kennesaw Mountain - Cobb County, Georgia

Thumbnail for Kennesaw Mountain
Kennesaw Mountain

Fearing envelopment northwest of Atlanta, Confederate Gen. Joseph E. Johnston withdrew his army to a new defensive position astride Kennesaw Mountain near Marietta. Johnston selected this position in order to protect the Western & Atlantic Railroad, his supply link to Atlanta. Prior to taking up this new line on June 19th, Johnston had pioneers working through the night digging trenches and erecting fortifications, turning Kennesaw into a formidable earthen fortress. Having defeated Lieut. Gen. John…READ MORE

1864-07-20

Battle - Peachtree Creek - Fulton County, Georgia

Thumbnail for Peachtree Creek
Peachtree Creek

Weary of Gen. Joseph E. Johnston's pattern of retreat through northwest Georgia in the face of Maj. Gen. William T. Sherman's advancing armies, President Jefferson Davis removed him from command of the Army of Tennessee, replacing him with Lieut. Gen. John B. Hood. On July 20th, Hood determined to take the fight to the enemy by setting upon an isolated portion of Sherman's forces in front of Atlanta. Hood's target would be the Union corps of Maj. Gens. Oliver O. Howard and Joseph Hooker from Maj. Gen. Geo…READ MORE

1864-07-22

Battle - Atlanta - Fulton County, Georgia; DeKalb County, Georgia

Thumbnail for Atlanta
Atlanta

Despite the defeat at Peach Tree Creek, Confederate Lieut. Gen. John Bell Hood still had hopes of driving Maj. Gen. William T. Sherman's Yankees from the outskirts of Atlanta with an offensive blow. On the night of July 21, 1864, Hood ordered Lt. Gen. William J. Hardee's corps to make 15-mile night march and assault the Union left flank east of the city, held by Maj. Gen. James B. McPherson's Army of the Tennessee. Joining the attack with Hardee would be the corps of Maj. Gen. Benjamin Cheatham. Hood attac…READ MORE

1864-08-31

Leadership Change - Brigade - Colonel Robert N. Adams

1864-08-31

Battle - Jonesborough - Clayton County, Georgia

Thumbnail for Jonesborough
Jonesborough

By late August 1865, the city of Atlanta was not yet subdued by Maj. Gen. William T. Sherman's armies. A few supply lines remained open to the city supporting the army of Lieut. Gen. John B. Hood encircled there. Union cavalry raids inflicted only superficial damage, quickly repaired by the Confederates. Sherman determined that if he could destroy the Macon & Western and Atlanta & West Point Railroads to the south the Rebel army would be forced to evacuate the city. On August 25, Union infantry beg…READ MORE

1865-07-09

Mustered Out - Illinois 9th Infantry - Illinois

Related Records

Search for related service records