91st New York Infantry Regiment "Albany Regiment"

The 91st New York Infantry Regiment lost 3 officers and 110 enlisted men killed and mortally wounded and 1 officer and 184 enlisted men to disease during the Civil War.

1862
September - December	Organized at Albany, N.Y. under Colonel Jacob Van Zandt, Lieutenant Colonel Jonathan Tarbell and Major Charles G. Clark
1863
January 9	Left State for Washington, D.C. then moved to Pensacola, Fla.
January	Duty at Key West, Fort Pickens and Pensacola, Fla. attached to Brannan's Command, District of Florida
March	Assigned to District of Key West, Fla., Dept. of the South
August	Asigned to District of West Florida, Dept. of the Gulf
August 7-10	Expedition from Pensacola to Bagdad and Milton, Fla. (Companies I and K)
August 23	After a bitter dispute with Colonel Van Zandt, Lieutenant Colonel Tarbell was court martialled for disobedience and dismissed from the service.
October 27	Action at Gonzales, Fla.
December 17	Ordered to New Orleans, La. then to Baton Rouge, La., and occupation of that city. Assigned to Grover's Division, Dept. of the Gulf.
1863
January	Assigned to 1st Brigade, 3rd Division, 19th Army Corps, Dept. of the Gulf, then to 2nd Brigade, 4th Division, 19th Army Corps
March 7-27	Operations against Port Hudson assigned to 1st Brigade, 4th Division, 19th Army Corps.
March 26	Moved to Donaldsonville then to Brashear City.
April 9-May 14	Operations in Western Louisiana
April 11-20	Teche Campaign
April 13	Madam Porter's and McWilliams' Plantations at Indian Bend
April 14	Irish Bend The regiment lost 2 men wounded, 1 mortally,
April 17	Vermillion Bayou
April 20	Opelousas
May 24-July 9	Siege of Port Hudson The regiment assaulted the Confederate lines with five pound hand grenades. It lost 3 officers and 44 enlisted men killed or mortally wounded, 7 officers and 91 men wounded, and 4 men missing. Major Stackhouse, commanding the regiment while Colonel Van Zandt comanded the brigade, was mortally wounded in both legs, Captain Henry Hurlburt and Lieutenant S. A. Shepherd were killed, and Captains Cooke and Lee and Lieutenants Heremeth, Matthias and Diamond wounded.
May 27 and June 14	Assaults on Port Hudson
June 1863	After extensive legal manuevering and a petition in his favor signed by almost all of the regiment, Lieutenant Colonel Tarbell returns to duty with the regiment.
July 9	Surrender of Port Hudson
July 12-13	Kock's Plantation, Donaldsonville, Bayou LaFourche
July	Garrison Duty at Fort Jackson, Defenses of New Orleans, Dept. of the Gulf equipped as heavy artillery.
August	On Veteran furlough. Colonel Van Zandt left the regiment and was court martialled.
October	Duty in defenses of Baltimore, Md., 8th Army Corps, Middle Department. Company E detached at Baltimore, Md. until muster out.
1865
February	Ordered to join Army of the Potomac before Petersburg, Va. assigned to 1st Brigade, 3rd Division, 5th Army Corps, Army of the Potomac. Colonel Van Zandt was dismissed from the service as a result of his court martial. Lieutenant Colonel Tarbell was promoted to colonel, Major William Denslow promoted to lieutenant colonel, and 1st Lieutenant Albert Wagstaff promoted to major.
March 1-April 2	Siege of Petersburg
March 28-April 9	Appomattox Campaign The regiment lost 62 enlisted men killed or mortally wounded, 6 officers and 146 men wounded, and 17 men missing in the campaign.
March 29	Lewis Farm, near Gravelly Run
March 30-31	Boydton and White Oak Roads
April 1	Five Forks
April 2	Fall of Petersburg
April 3-9	Pursuit of Lee
April 9	Appomattox Court House. Surrender of Lee and his army.
May 1-12	March to Washington, D.C.
May 23	Grand Review
June	Duty at Washington assigned to 3rd Brigade, 3rd Division, 5th Army Corps
July 3, 1865	Mustered out under Colonel Tarbell, Lieutenant Colonel Denslow and Major Wagstaff.