The 178th New York Infantry Regiment lost 18 enlisted men killed and mortally wounded and 2 officers and 190 enlisted men to disease during the Civil War.

1863
June 18 Organized at Staten Island, N.Y. under Lieutenant Colonel Charles F. Smith, and Major Selden Hetzel
June 21 Companies A – E left state for Washington, D.C. under Lieutenant Colonel Charles F. Smith
Duty at Fairfax Seminary and Washington, D.C. attached to 3rd Brigade, DeRussy’s Division, 22nd Army Corps, Dept. of Washington, D. C.
June 28-29 Little River Turnpike, Va.
July Assigned to Provost guard Washington, D.C., 22nd Army Corps
September 1 Company F joined regiment
October 17 Colonel Edward Wehler mustered in
October 24 Companies G – K joined regiment with Colonel Wehler
October 31 Moved to Eastport, Miss.
November –
December
Duty at Eastport, Miss., Columbus, Ky., Fort Pillow, Tenn., and Vicksburg, Miss. asigned to District of Columbus. Ky., 6th Division, 16th Army Corps, Dept. of the Tennessee
1864
January Assigned to 3rd Brigade, 3rd Division, 16th Army Corps, Army of the Tennessee
February 3 – March 2 Meridian Campaign
March 10-May 22 Red River Campaign
March Attached to 3rd Brigade, 3rd Division, 16th Army Corps (Detachment), Army of the Tennessee, Dept. of the Gulf
March 14 Fort DeRussy
March 16 Occupation of Alexandria
April 9 Battle of Pleasant Hill
April 22-26 Retreat to Alexandria
April 22-23 About Cloutiersville, Cane River
April 23-25 Luciaville
April 30-May 10 Construction of dam at Alexandria
May 13-20 Retreat to Morganza
May 16 Mansura
May 18-19 Yellow Bayou
May 20-June 9 Moved to Vicksburg, Miss., thence to Memphis, Tenn. Attached to 3rd Brigade, 3rd Division, 16th Army Corps, Dept. of the Tennessee
June 6-7 Old River Lake or Lake Chicot, Ark.
June 23 Colliersville, Tenn. and near Lafayette
July 4 Lt. Colonel Smith discharged
July 5-21 Smith’s Expedition to Tupelo, Miss.
July 14-15 Near Tupelo
July 15 Old Town or Tishamingo Creek
August 1-30 Smith’s Expedition to Oxford
August 13-14 Hurricane Creek
September 1-7 Moved to Duvall’s Bluff, Ark.
September 17 – November 19 March through Arkansas and Missouri in pursuit of Price
November 21 – December 1 Moved to Nashville, Tenn. Attached to 3rd Brigade, 2nd Division (Detachment), Army of the Tennessee, Dept. of the Cumberland
December 15-16 Battle of Nashville
December 17-28 Pursuit of Hood to the Tennessee River
1865
January At Clifton, Tenn., and Eastport, Miss.
February 6-22 Movement to New Orleans, La. Attached to 2nd Brigade, 3rd Division, 16th Army Corps (New), Military Division West Mississippi
February 10 Captain John B. Gandlfo of Company F promoted to lieutenant colonel
March 17-
April 12
Campaign against Mobile and its defenses
March 26-April 8 Siege of Spanish Fort and Fort Blakely
April 9 Assault and capture of Fort Blakely
April 12 Occupation of Mobile
April 13-25 March to Montgomery
May Duty at Montgomery and at Greenville, Ala.
August Attached to District of Alabama, Dept. of the Gulf
April 20 Mustered out under Lieutenant Colonel John B. Gandolfo