United States Regiments & Batteries > New York > Infantry
“Mozart Regiment”
The regiment lost 10 officers and 228 enlisted men killed and mortally wounded and 2 officers and 170 enlisted men to disease during the Civil War. Of all New York regiments only the 69th New York suffered more men killed and wounded. The regiment’s name came from being sponsored by the Mozart faction of the New York Democratic party.
The regiment is honored by a monument at Gettysburg at the foot of Little Round Top near the Devils Den.
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1861
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| June 27 | Organized at Yonkers, N.Y. Companies B, G, H, & K were from the state of Massachusetts and two other companies were from Pennsylvania. |
| July 4 | Left State for Washington, D.C. for duty in the Defenses of Washington near Alexandria and on the Upper Potomac. Commanded by Colonel Edward J. Riley, Lieutenant Colonel Thomas W. Egan, and Major Richard T. Halstead. |
| August | Attached to Howard’s Brigade, Division of the Potomac. The regiment constructed Fort Ward in Alexandria, Va. and guarded the Orange & Alexandria Railroad. |
| October | Attached to Sedgwick’s Brigade, Heintzelman’s Division, Army of the Potomac |
| October 21-24 | Operations on the Potomac |
| October 21 | Action at Ball’s Bluff |
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1862
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| March | Attached to 2nd Brigade, 3rd Division, 3rd Army Corps, Army of the Potomac |
| March 10-15 | Advance on Manassas, Va. |
| March 17 | Ordered to the Peninsula, Va. |
| April 5-May 4 |
Siege of Yorktown, Va.The regiment was the first to enter the Confederate works after they were evacuated, and lost 7 men wounded to torpedos. |
| May 5 |
Battle of WilliamsburgThe regiment lost 6 enlisted men killed or mortally wounded and 1 officer and 22 enlisted men wounded in its first battle. |
| May 26 | Major Halstead dismissed. Captain Albert S. Ingalls of Company H promoted to major. |
| May 31-June 1 |
Battle of Seven Pines or Fair OaksFive companies are engaged in heavy fighting with the 5th and 8th Alabama Infantry Regiments. Colonel Riley was injured by a fall from his horse and forced to leave the field, and the regiment lost 13 enlisted men killed or mortally wounded, 2 officers and 78 enlisted men wounded, and 3 enlisted men captured or missing. |
| June 4 | Colonel Riley resigned. Lieutenant Colonel Thomas Egan promoted to colonel and Captain Nelson Gesner of Company D promoted to lieutenant colonel. |
| June 14 |
Fair OaksThe regiment lost 2 enlisted men killed or mortally wounded and 2 men wounded. |
| June 25-July 1 |
Seven days before RichmondThe regiment lost 2 officers and 6 enlisted man killed or mortally wounded, 18 enlisted men wounded, and 78 enlisted men captured or missing during the seven days from Oak Grove to Malvern Hlll |
| June 25 | Battles of Oak Grove near Seven Pines |
| June 29 | Jordan’s Ford |
| June 29 | Savage Station |
| June 30 |
White Oak Swamp and GlendaleMajor Ingalls mortally wounded |
| July 1 | Malvern Hill |
| July 3 | Turkey Bend |
| July – August | At Harrison’s Landing attached to 2nd Brigade, 1st Division, 3rd Army Corps |
| August 16-26 | Movement to Fortress Monroe, then to Centreville |
| August 26-September 2 | Pope’s Campaign in Northern Virginia |
| August 12 | Captain Allen P. Lindsay promoted to major |
| August 29 |
Battle of GrovetonThe regiment lost 9 enlisted men killed or mortally wounded |
| August 30 |
Battle of Bull RunThe regiment lost 4 enlisted men killed or mortally wounded and 82 wounded out of the 244 men engaged. |
| September 1 |
ChantillyThe regiment lost 10 enlisted men killed or mortally wounded and 51 wounded, gaining parise for its gallant conduct. |
| September 6 | The enlisted men of the 87th New York Infantry Regiment were consolidated with the 40th and assigned to Companies E and F. |
| September | Picket duty at Conrad’s Ferry |
| October 11-November 19 | Movement up the Potomac to Leesburg, then to Falmouth, Va. |
| August 12 | Captain Allen P. Lindsay promoted to major |
| December 12-15 | Battle of Fredericksburg
The regiment lost 3 officers and 29 enlisted men killed or mortally wounded, 5 officers and 64 enlisted men wounded and 26 enlisted men captured or missing, over half the men engaged, while supporting the withdrawal of Meade’s Pennsylvania Reserves. |
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1863
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| January 20-24 | “Mud March” |
| February-April | At Falmouth |
| February 23 | Lieutenant Colonel Gesner discharged. Major Lindsay promoted to lieutenant colonel and Captain Augustus J. Warner of Company E promted to major |
| April 27-May 6 | Chancellorsville Campaign. Attached to 3rd Brigade, 1st Division, 3rd Army Corps |
| May 1-5 |
Battle of ChancellorsvilleThe regiment was surrounded during Jackson’s flank attack. It fixed bayonets and cut its way through to Union lines, losing 5 enlisted men killed or mortally wounded, 3 officers and 33 enlisted men wounded, and 29 enlisted men captured |
| May 25 | Consolidated into five companies, B, C, D, F and G. |
| May 30 | Three years men of the 37th New York Infantry were transferred to the 40th as Companies I and K and from the 38th New York Infantry as Companies A, E and H. |
| June 11-July 24 | Gettysburg Campaign |
| June 11 | Broke camp and marched north via Warrenton, Bealton Station and Catlett’s Station |
| June 15 | Arrived at Manassas |
| June 17 | Marched to Centerville |
| June 25 | Crossed the Potomac at Edward’s Ferry on Pontoons in “a fatiguing march in the drenching rain of over 30 miles,” moving up the canal towpath and over the Moncacy on the aqueduct bridge. |
| June 26 – 30 | Marched via Jefferson, Middletown, Frederick, and Boonsboro, over South Mountain via Crampton’s Gap, and though Taneytown to Emmitsburg. |
| July 1-4 |
Battle of GettysburgThe regiment was commanded at Gettysburg by Colonel Thomas W. Egan, who was slightly wounded on July 2. It brought 606 men to the field and in fighting in the “Valley of Death” between Little Round Top and the Devil’s Den lost 1 officer and 22 enlisted men killed, 5 enlisted men mortally wounded, Colonel Egan, Major Warner, 2 other officers and 12 enlisted men wounded and 7 enlisted men missing or captured. |
| July 5-24 | Pursuit of Lee |
| July 7 | Lieutenant Colonel Lindsay discharged. Major Warner promoted to lieutenant colonel and Captain Emmons F. Fletcher of Company G promoted to major |
| July 23 | Wapping Heights, Va. |
| August | Duty on line of the Rappahannock |
| October 9-22 | Bristoe Campaign |
| October 13-14 |
Auburn and BristoeThe regiment lost 1 enlisted man mortally wounded, 1 wounded, and 2 missing |
| November 7-8 | Advance to line of the Rappahannock |
| November 7 |
Kelly’s FordThe regiment lost 1 enlisted man mortally wounded and 3 wounded |
| November 26- December 2 |
Mine Run Campaign |
| November 27 |
Payne’s FarmThe regiment lost 2 enlisted men killed or mortally wounded and 2 officers and 26 enlisted men wounded |
| November 28-30 | Mine Run |
| December 29 | The regiment reenlisted almost unanimously |
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1864
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| February 6 | Demonstration on the Rapidan |
| February | Near Brandy Station |
| March | Attached to 1st Brigade, 3rd Division, 2nd Army Corps |
| May 3-June 15 | Campaign from the Rapidan to the James River |
| May 5-7 |
Battle of the WildernessThe regiment lost 1 officer and 39 enlisted men killed or mortally wounded, 6 officers and 130 enlisted men wounded, and 1 officer and 36 enlisted men missing or captured |
| May 8-21 |
Battle of Spotsylvania Court HouseColonel Egan took command of the brigade when Brigadier General J. H. Hobart Ward was relieved for drunkeness, leaving Lieutenant Colonel Warner in command of the regiment, which lost 16 enlisted men killed or mortally wounded, 7 officers and 43 enlisted men wounded, and 1 officer and 27 enlisted men missing or captured thirteen days. |
| May 8 | Laurel Hill |
| May 10 |
Po RiverMajor Fletcher was wounded. |
| May 12 | Assault on the Salient or “Bloody Angle” |
| May 19 | Harris Farm or Fredericksburg Road |
| May 23-26 |
North Anna RiverThe regiment lost 5 enlisted men killed or mortaly wounded |
| May 26-28 | On line of the Pamunkey |
| May 28-31 |
TotopotomoyThe regiment lost 3 enlisted men killed or mortally wounded. It also lost 21 enlisted men wounded and 20 missing or captured from the North Anna to Totopotomoy |
| June 1-12 |
Cold HarborThe regiment lost 5 enlisted men killed or mortally wounded and 3 enlisted men captured or missing |
| June 16-18 |
Before PetersburgThe regiment loses 1 officer and 16 enlissted men killed or mortally wounded, Colonel Egan, Lieutenant Colonel Warner, another officer and 22 enlisted men wounded, and 2 enlisted men missing or captured. |
| June 15 1864 –
April 2, 1865 |
Siege of PetersburgThe regiment lost 1 officer and 16 enlisted men killed or mortally wounded, 33 enlisted men wounded, and 2 enlisted men missing or captured in the ten months of the siege |
| June 21-23 | Jerusalem Plank Road |
| July 7 | Expiration of terms of service. Entitled men were discharged and the regiment was continued, but consolidated into six compaies, A-F. |
| July 27-29 | Demonstration north of the James |
| July 27-28 |
Deep BottomThe regiment lost 1 officer killed amd 1 enlisted man wounded |
| August 3 | Men from the 74th New York Infantry who did not muster out with their regiment were transferred into the 40th as Companies G and H |
| August 13-20 | Demonstration north of the James |
| August 14-18 | Strawberry Plains, Deep Bottom |
| September 29-October 2 | Poplar Springs Church |
| September 6 | Lieutenant Colonel Warner discharged for disability due to his Petersburg wound. Captain Madison M. Cannon of Company B promoted to major. |
| September 15 | Major Cannon promoted to lieutenant colonel and Captain Thomas Crawford of Company A promoted to major |
| September 29 | Colonel Egan discharged due to his Petersburg wound. |
| October 2 | Captain Joseph Briscoe of Company C mustered out to become colonel of 196th New York Infantry Regiment |
| October 27-28 |
Boydton Plank RoadThe regiment lost 3 enlisted men killed or mortally wounded and 5 wounded |
| November 28 | Lieutenant Colonel Cannon promoted to colonel but not mustered due to reduced size of regiment |
| December 7-12 | Raid on Weldon Railroad |
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1865
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| January 31 | Major Crawford promoted to lieutenant colonel and Captain Augustus Keene of Company H promoted to major, but neither mustered due to reduced size of regiment |
| February 5-7 |
Hatcher’s RunThe regiment lost 2 enlisted men wounded |
| March 25 |
Watkins’ HouseThe regiment lost 4 enlisted men wounded |
| March 28-April 9 | Appomattox Campaign |
| March 29-30 | White Oak Road |
| March 31 | Crow’s House |
| April 2 | Fall of Petersburg |
| April 6 |
Sailor’s CreekThe regiment lost 3 enlisted men killed and 1 officer and 7 enlisted men wounded |
| April 7 | High Bridge and Farmville |
| April 9 | Appomattox Court House, surrender of Lee and his army. |
| April – May | At Burkesville |
| May 2-15 | March to Washington, D.C. |
| May 23 | Grand Review |
| June 27 | Mustered out on Hart’s Island, New York, under Lieutenant Colonel Cannon and Major Crawford |