“1st Regiment, Eagle Brigade”

The 100th New York Infantry Regiment lost 12 officers and 182 enlisted men killed or mortally wounded and 1 officer and 202 enlisted men to disease during the Civil War.

1862
January Organized at Buffalo, N.Y. under Colonel James M. Brown, Lieutenant Colonel Phineas Stanton and Major Calvin N. Otis
March 7 Moved to New York City
March 10 To Washington, D.C. Attached to 1st Brigade, 3rd Division, 4th Army Corps, Army of the Potomac
March 28 Ordered to the Virginia Peninsula
April 5-May 4 Siege of Yorktown, Va.
May 5
Battle of Williamsburg
May 20-23 Operations about Bottom’s Bridge
May 24-27 Reconnaissance to Seven Pines
May 31-June 1
Battle of Seven Pines or Fair Oaks

The regiment lost 176 casualties, includin Colonel Brown, who was killed. Colonel George F.B. Dandy was appointed colonel from the Regular Army.

June Attached to 1st Brigade, 2nd Division, 4th Army Corps
June 25-July 1 Seven days before Richmond
June 27-29
Bottom’s Bridge
June 30
White Oak Swamp
July 1
Malvern Hill
July – August At Harrison’s Landing
August 16-22 Moved to Fortress Monroe
September 18 To Yorktown, Va.
September-December Duty at Yorktown and Gloucester Point
December 11-15 Reconnaissance to Gloucester and Matthews Counties
December 14 Skirmish at Wood’s Cross Roads, Gloucester Court House
December 26 Moved to Beaufort, N. C. and attached to Naglee’s Brigade, Dept. of North Carolina
1863
January 28-31 To Port Royal, S.C. and attached to 2nd Brigade, 2nd Division, 18th Army Corps, Dept. of North Carolina
February 12-March 23 Camp at St. Helena Island, S.C. attached to 1st Brigade, 2nd Division, 18th Army Corps, Dept. of the South
April 10 Action at Folly Island. Attached to Folly Island, S.C., 10th Army Corps, Dept. of the South
May Attached to 3rd Brigade, 1st Division, 10th Army Corps
June Attached to 2nd Brigade, Folly Island, S.C., 10th Army Corps
July Attached to 1st Brigade, Folly Island, S.C., 10th Army Corps
July 10 Attack on Morris Island. Attached to 2nd Brigade, 1st Division, Morris Island, S.C., 10th Army Corps, then 3rd Brigade, Morris Island, S.C., 10th Corps
July 11 and 18
Assaults on Fort Wagner, Morris Island, S.C.

The regiment planted its colors on the works of the fort in an unsuccessful but gallant assault, losing its color bearer along as part of 49 killed, 97 wounded and 29 missing, a total of 175 out of 478 in the assault.

July 18-September 7
Siege of Forts Wagner and Gregg, and operations against Fort Sumter and Charleston

The regiment lost 11 killed, 31 wounded and 7 missing.

August 4 Affair, Vincent’s Creek
August 17 Boat Expedition against Fort Gregg
August 17-23 Bombardment of Fort Sumter
September 7 Capture of Forts Wagner and Gregg
September-April Duty on Morris Island and operations against Charleston
November Attached to 2nd Brigade, Morris Island, S.C., 10th Army Corps
1864
January Attached to 2nd Brigade, Morris Island, S.C., Northern District, Dept. South
March 31 Action at Cole’s Island
April 5-July 10 Occupation of Folly Island, S.C.
April Moved to Gloucester Point. Va. Attached to 2nd Brigade, 1st Division, 10th Army Corps, Army of the James, Dept. of Virginia and North Carolina
May 4-28
Butler’s operations on south side of the James River and against Petersburg and Richmond

The regiment lost 280 casualties uring the campaign.

May 5 Occupation of Bermuda Hundred
May 7 Port Walthall Junction, Chester Station
May 8-10 Swift Creek
May 12-16 Operations against Fort Darling
May 14-16 Battle of Drury’s Bluff
May 16-June 20 Bermuda Hundred
May 21 and
June 2 and 14
Attacks on picket line
June 16-17 Port Walthall
June 16, 1864 Siege operations against Petersburg and Richmond begin
June 23 Action at Deep Bottom
July 21 Groper House, Deep Bottom
July 27-28 Deep Bottom
August 14-18
Strawberry Plains, New Market Heights

The regiment lost 81 casualties

August 26 Moved to Petersburg front and duty there in trenches
September 28-30 Battle of Chaffin’s Farm
October 7 Darbytown Road
October 13 Reconnaissance to Darbytown Road
October 27-28
Battle of Fair Oaks

The regiment lost 17 casualties

October 29 Johnson’s Farm
November-March
Duty in trenches before Richmond

The regiment lost 28 casualties

December Attached to 3rd Brigade, 1st Division, 24th Army Corps
1865
March 28-April 9 Appomattox Campaign
March 29-30 On line of Hatcher’s and Gravelly Runs
April 2
Assault on Fort Gregg and fall of Petersburg

The regiment lost 59 casualties, including Major James Danday, who was killed.

April 3-9 Pursuit of Lee
April 6 Rice’s Station
April 9 Appomattox Court House. Surrender of Lee and his army.
April-August Duty in the Dept. of Virginia
July Attached to 2nd Brigade, 1st Division, 24th Army Corps, Army of the James and consolidated with the 148th and 158th New York Infantry
August 28 Mustered out under Colonel George Dandy