The 185th New York Infantry lost 3 officers and 53 enlisted men killed or mortally wounded and 3 officers and 39 enlisted men to disease during the Civil War.

1864
Organized at Syracuse, N.Y.
September 19 Eight companies mustered in under Colonel Edwin S. Jenney, Lieutenant Colonel Gustavus Sniper and Major John Leo
September 21 Company K mustered in
September 25 Company F mustered in
September 27 Left State for Petersburg, Va.
October 1 Siege of Petersburg, Va., assigned to 1st Brigade, 1st Division, 5th Army Corps, Army of the Potomac
October 27-28 Boydton Plank Road, Hatcher’s Run
December 3 Major Leo died of malignant fever at the hospital at City Point
December 7-12 Warren’s Raid on Weldon Railroad
1865
January 1 Captain Robert P. Bush of Company E promoted to major
February 3 Colonel Jenney resigned and was honorably discharged. Lieutenant Colonel Sniper was promoted to colonel and took command of the regiment; Captain Thedore Barber of Company C was promoted to lieutenant colonel.
February 5-7
Dabney’s Mills, Hatcher’s Run

The regiment lost 2 men killed, 1 officer and 9 men wounded, and Major Bush and 3 men captured.

March 28-April 9 Appomattox Campaign
March 29
Lewis Farm, near Gravelly Run and Junction of Boydton and Quaker Roads

The regiment lost Lieutenant Daniel Minier, 1 other officer and 53 men killed or mortally wounded, and 8 officers and 140 men wounded. Colonel Sniper led the successful charge of the regiment, carrying its colors after three color bearers were lost.

March 31 White Oak Road
April 1
Five Forks

The regiment lost 3 men killed or mortally wounded, and 1 officer and 14 men wounded.

April 3-9 Pursuit of Lee
April 9
Appomattox Court House

Surrender of Lee and his army. First Lieutenant Hiram Clark was killed at Clover Hill.

May 1-12 March to Washington, D. C.
May 23 Grand Review
May 30 Mustered out at Washington, D.C. under Colonel Gustavus Sniper, Lt. Colonel Barber and Major Bush, who had been paroled and rejoined the regiment. Veterans and recruits were transferred to 5th New York Veteran Infantry.