Organization

• Organized at New York City and mustered in September 9, 1861.
• Left State for Washington, D.C., October 9.
• Attached to Stahl's Brigade, Blenker's Division, Army of the Potomac, to March, 1862.
• Stahl's Brigade, Blenker's Division, 2nd Army Corps, Army of the Potomac, to April, 1862.
• Stahl's 1st Brigade, Blenker's Division, Dept. of the Mountains, to June, 1862.
• 1st Brigade, 1st Division, 1st Corps, Pope's Army of Virginia, to September, 1862.
• 1st Brigade, 1st Division, 11th Army Corps, Army of the Potomac, to June, 1863.
• 1st Brigade, 3rd Division, 11th Army Corps, Army of the Potomac, to October, 1863, and Army of the Cumberland, to April, 1864.
• 3rd Brigade, 1st Division, 20th Army Corps, Army of the Cumberland, to July, 1864.
• Unassigned, 4th Division, 20th Army Corps, to November, 1864.
• 2nd Brigade, 4th Division, 20th Army Corps, Dept. of the Cumberland, to March, 1865.
• 1st Brigade, 1st Division, District of Nashville, Tenn., Dept. of the Cumberland, to June, 1865.

Service

• Duty in the Defences of Washington, D. C., till April, 1862.
• Annandale Church, Va., December 2, 1861.
• Operations in the Shenandoah Valley May to August, 1862.
• Battle of Cross Keys June 8.
• At Sperryville and Centreville till August.
• Outpost duty at Madison Court House July 28.
• Pope's Campaign in Northern Virginia August 16-September 2.
• Fords of the Rappahannock August 20-23.
• Battles of Groveton August 29; Bull Run August 30.
• Duty in the Defences of Washington, D.C., till December.
• Reconnoissance to Snicker's Ferry and Berryville November 28-30.
• March to Fredericksburg, Va., December 10-15.
• Duty at Falmouth and Brooks' Station till April, 1863.
• "Mud March" January 20-24.
• Chancellorsville Campaign April 27-May 6.
• Battle of Chancellorsville May 1-5.
• Gettysburg (Pa.) Campaign June 11-July 24.
• Battle of Gettysburg, Pa., July 1-3.
• Duty near Bristoe Station till September.
• Movement to Bridgeport, Ala., September 24-October 3.
• Reconnoissance from Bridgeport to Trenton October 20.
• March along Nashville & Chattanooga Railroad to Lookout Valley, Tenn., October 25-28.
• Reopening Tennessee River October 26-29.
• Battle of Wauhatchie, Tenn., October 28-29.
• Chattanooga-Ringgold Campaign November 23-27.
• Orchard Knob November 23.
• Tunnel Hill November 24-25.
• Mission Ridge November 25.
• March to relief of Knoxville November 28-December 17.
• Duty in Lookout Valley till May, 1864.
• Atlanta (Ga.) Campaign May 1-July 6.
• Demonstrations on Rocky Faced Ridge and Dalton May 5-13.
• Battle of Resaca May 14-15.
• Near Cassville May 19.
• Advance on Dallas May 22-25.
• Battle of New Hope Church May 25.
• Battles about Dallas, New Hope Church and Allatoona Hills May 26-June 4.
• Operations about Marietta and against Kenesaw Mountain June 10-July 2.
• Pine Mountain June 11-14.
• Lost Mountain June 15-17.
• Gilgal or Golgotha Church June 15.
• Muddy Creek June 17.
• Noyes Creek June 19.
• Kolb's Farm June 22.
• Assault on Kenesaw June 27.
• Ruff's Station, Smyrna Camp Ground, July 4.
• Ordered to Nashville, Tenn., July 6, and duty there till June, 1865.
• Battles of Nashville December 15-16, 1864.
• Consolidated with 58th Regiment New York Infantry June 30, 1865.

Casualties

• Regiment lost during service 5 Officers and 42 Enlisted men killed and mortally wounded and 1 Officer and 106 Enlisted men by disease. Total 154.