The 122nd New York lost 6 officers and 85 enlisted men killed and mortally wounded and 3 officers and 85 enlisted men to disease during the Civil War.

It is honored by a monument at Gettysburg.

1862
July – August Recruited in Onondaga County and organized at Syracuse, N. Y.
August 28 Mustered in at Syracuse under Colonel Silas Titus, Lieutenant Colonel Augustus Dwight and Major Joshua B. Davis
August 31 Left State for Washington, D.C.
September 4 Attached to 3rd Brigade, 1st Division, 4th Army Corps, Army of the Potomac
September 6-22 Maryland Campaign. Attached to 2nd Brigade, 3rd Division, 6th Army Corps
September 16-17 Battle of Antietam
September-October Duty in Maryland
October 20-
November 18
Moved to Stafford Court House, Va. and assigned to 1st Brigade, 3rd Division, 6th Army Corps
December 5 To Belle Plains
December 12-15
Battle of Fredericksburg

The regiment lost 5 men wounded

December At Falmouth, Va.
1863
January 20-24 “Mud March”
February-April At Falmouth, Va.
April 27-May 6 Chancellorsville Campaign
April 29-May 2 Operations at Franklin’s Crossing
May 3 Battle of Maryes Heights, Fredericksburg
May 3-4 Salem Heights

The regiment lost 1 enlisted man mortally wounded and 1 officer and 5 enlisted men wounded

May 4 Banks’ Ford
June 10
Deep Run Crossing

First Lieutenant Martin L. Wilson was wounded

June 11-July 24 Gettysburg Campaign
July 2-4
Battle of Gettysburg

The regiment was commanded by Colonel Silas Titus and brought 456 men to the field. Of the wounded mentioned on the monument, 5 enlisted men died of their wounds, while Major Davis, Lieutenant William La Rue and 25 enlisted men were wounded, and 2 men missing or captured.

From the monument:

Assisted in repulsing the attack on the morning of July 3, 1863. Loss, killed 10, wounded 34.

July 5-24 Pursuit of Lee to Manassas Gap, Va.
August-September Duty on line of the Rappahannock and Rapidan
October 9-22 Bristoe Campaign
November 7-8 Advance to line of the Rappahannock
November 7
Rappahannock Station

The regiment lost 5 enlisted men killed or mortally wunded, and Adjutant Morris H. Church and 7 enlisted men wounded

November 26-
December 2
Mine Run Campaign
December Duty at and near Brandy Station
1864
January On detached duty at Johnson’s Island, Ohio
March 1 Captain Jabez Brower of Company A promoted to major
April Attached to 4th Brigade, 1st Division, 6th Army Corps
May 3-June 15 Campaign from the Rapidan to the James
May 5-7
Battle of the Wilderness

First Lieutenant Martin Wilson and 21 enlisted men were killed or mortally wounded, 5 officers and 58 enlisted men wounded, and 3 officers and 31 enlisted men missing or captured

May 8-21
Battle of Spotsylvania Court House

The regiment lost 20 enlisted men wounded and 1 officer and 3 enlisted men captured or missing

May 12 Assault on the Salient, “Bloody Angle”
May 23-26 North Anna River
May 26-28 On line of the Pamunkey
May 28-31 Totopotomoy
June 1-12
Cold Harbor

Lieutenant Frank M. Wooster
and 15 enlisted men were killed or mortally wounded and Lieutenant Herbert S. Wells and 50 enlisted men wounded

June 17-18 Before Petersburg
June 21-23
Jerusalem Plank Road, Weldon Railroad

Lieutenant W. H. Hoyt was killed and 2 enlisted men wounded

June 24-July 9 Siege of Petersburg
July 9-11 Moved to Washington, D. C,
July 11-12
Repulse of Early’s attack on Fort Stevens and the Northern Defenses of Washington

The regiment lost 7 enlisted men killed or mortally wounded, and 20 enlisted men wounded

July 14-23 Expedition to Snicker’s Gap, Va. attached to 3rd Brigade, 2nd Division, 6th Army Corps
August 7-
November 28
Sheridan’s Shenandoah Valley Campaign
August 21
Charlestown, W. Va.

The regiment lost 1 enlisted man killed and 4 wounded

September 13 Gilbert’s Ford, Opequan Creek
September 19
Battle of Winchester

Lieutenant John V. Sims and 9 enlisted men were killed or mortally wounded and Captain Morton L. Marks, Lieutenant Dudley G. Shirley, 2 other officers and 20 enlisted men wounded

September 22
Fisher’s Hill

The regiment lost 3 enlisted men killed or mortally wounded and 9 wounded

October 19
Battle of Cedar Creek

Major Brower and 4 enlisted men were killed and Lieutenant Colonel Dwight, another officer and 25 enlisted men wounded

October-December Duty in the Shenandoah Valley
December 9-12 Moved to Petersburg, Va.
December 12 Siege of Petersburg
December 17 Captain Alonzo H. Clapp promoted to major with rank to October 24, 1864
1865
January 15 Major Davis discharged for disability due to his Gettysburg wound
January 23 Colonel Titus discharged for disability
February 28 Lieutenant Colonel Dwight promoted to colonel but not mustered, Captain Horace H. Walpole promoted to lieutenant colonel with rank from January 27
March 25
Fort Fisher, Petersburg

Colonel Dwight and 3 enlisted men were killed or mortally wounded and 12 enlisted men wounded

March 26 Captain Horace H. Walpole mustered as lieutenant colonel
March 28-April 9 Appomattox Campaign
April 2
Assault on and fall of Petersburg

The regiment lost 1 officer and 7 enlisted men wounded

April 6 Sailor’s Creek
April 9 Appomattox Court House. Surrender of Lee and his army.
April At Farmville and Burkesville
April 22 Lieutenant Colonel Walpole promoted to colonel and Captain James M. Gere of Company H promoted to lieutenant colonel but neither are mustered
April 23-27 March to Danville, Va.
May 24-June 3 March to Richmond, then to Washington, D.C.
June 8 Corps Review
June 23 Major Clapp died in the Second Division, Sixth Corps Hospital. Captain Morton of Company B was promoted to major but was not mustered
June 28 Mustered out under Colonel Walpole, Lieutenant Colonel Gere and Major Morton