The Civil War in the East

156th New York Infantry Regiment "The Mountain Legion"

The 156th New York Infantry Regiment lost 4 officers and 56 enlisted men killed or mortally wounded and 3 officers and 164 enlisted men to disease during the Civil War.




Organized at Kingston, N.Y.

November 17

Mustered in under Colonel Erastus Cooke, Lieutenant Colonel Jacob Sharpe and Major Louis Schaffner

December 4

Left State for New Orleans, La.


Camp at Carrollton, La. attached to Sherman's Division, Dept of the Gulf



Attached to 1st Brigade, 3rd Division. 19th Army Corps, Dept. of the Gulf, then 3rd Brigade, 3rd Division, 19th Army Corps

January 31

Major Schaffner resigns

February 1

Captain Thomas Fowler of Company B promoted to major

February 11-19

Expedition to Plaquemine


At Carrollton

March 6

Moved to Baton Rouge

March 7-27

Operations against Port Hudson

March 28

Colonel Cooke discharged and Lieutenant Colonel Sharpe promoted to colonel

April 1

Moved to Algiers

April 9

To Berwick City

April 9-May 14

Operations in Western Louisiana

April 11-20

Teche Campaign

April 12-15

Fort Bisland near Centreville

Lieutenant Nelson Freer and 4 enlisted men were killed or mortally wounded and 17 enlisted men wounded

April 17

Vermillion Bayou

April 20


May 5-18

Expedition from Opelousas to Alexandria and Simsport

May 22-25

Moved to Port Hudson

May 25-July 9

Siege of Port Hudson

May 27

Assault on Port Hudson

The regiment lost 1 enlisted man killed

June 3-8

Expedition to Clinton

June 14

Assault on Port Hudson

The regiment lost Lt. Colonel Thomas Fowler and 5 enlisted men killed or mortally wounded and Captain Matthias Euen and 22 enlisted men wounded

June 23-24

Brashear City

The regiment lost 2 enlisted men killed and 1 missing

July 1

Lt. Colonel Fowler died of his Port Hudson wounds in New Orleans. Captain William Van Wagenen of Company C promoted to major

July 9

Surrender of Port Hudson

July 11-15

Moved to Baton Rouge, then to Donaldsonville, and attached to 2nd Brigade, 1st Division, 19th Army Corps

August 13

Captain John Donaldson of Company G died of disease at Baton Rouge

August 14

Major Van Wagenen dismissed to date July 1. captain

August 15

At Baton Rouge

September 15

Lieutenant William Steadman of Company D died of disease at Baton Rouge

November 19

Captain Alfred Neafie of Company D promoted to lieutenant colonel



Attached to 3rd Brigade, 2nd Division, 19th Army Corps. Dept. of the Gulf

March 19

Captain Howard Cooke of company B died of disease in St. James Hospital in New Orleans

March 23-May 22

Red River Campaign

March 25-April 12

At Alexandria

April 1

Captain Matthias Euen of Company E promoted to major

April 9

Pleasant Hill

The regiment lost one enlisted man killed

April 23-24

Cane River

April 30-May 10

Construction of dam at Alexandria

May 2 and 9

Actions at Alexandria

May 13-20

Retreat to Morganza

May 16



At Morganza

May 30-June 5

Expedition from Morganza to the Atchafalaya

June 1

Atchafalaya River

July 5-29

Moved to Fortress Monroe, Va., then to Washington, D.C.

August 5-November 28

Sheridan's Shenandoah Valley Campaign attached to the Army of the Shenandoah, Middle Military Division

September 19

Battle of Winchester

Lieutenant Colonel Neafie commanded the regiment while Colonel Sharpe commanded the brigade as brevet brigadier general. The regiment lost 29 enlisted men killed or mortally wounded and Colonel Sharpe, Lieutenant James Mack and 79 enlisted men wounded

September 22

Fisher's Hill

The regiment lost 4 enlisted men wounded

October 19

Battle of Cedar Creek

Captain Johannes Le Fevre, Lieutenant Christopher Larkin and 15 enlisted men were killed or mortally wounded, Captain James Hoyt, Lieutenants Peter Halwick and William Seaton and 25 enlisted men were wounded, and 46 men missing. The colors were saved from capture when Captain Alfred Cooley stripped the colors from the staff and brought them off the field.


Duty at Kernstown and Winchester


January 5-22

Moved to Savannah, Ga. and attached to 3rd Brigade, Grover's Division, District of Savannah, Ga., Dept. of the South

March 5

Moved to Wilmington, N. C and attached to 3rd Brigade, 1st Division, 10th Army Corps, Army of the Ohio

March 10

To Morehead City

April 8

Moved to Goldsboro

May 2

To Savannah and attached to District of Savannah, Ga., Dept. of Georgia

October 23

Mustered out at Augusta, Ga. under Colonel Sharpe, Lieutenant Colonel Neafie and Major Euen

About the Author • ©2015 Steve Hawks