1861

June 20

Organized at Adrian, Mich. and mustered in

June 26

Left State for Washington, D.C.; Attached to Wilcox's Brigade, Heintzelman's Division, McDowell's Army of Northeastern Virginia

July 16-21

Advance on Manassas, Va.

July 21

Battle of Bull Run

August

Attached to Sherman's Brigade, Division of the Potomac; Duty in the Defenses of Washington

October

Morell's Brigade, Porter's Division, Army of the Potomac

1862

March

Attached to 2nd Brigade, 1st Division, 3rd Army Corps, Army of the Potomac

March 16

Moved to the Virginia Peninsula

April 4

Action at Howard's Mills

April 15

Warwick Road

April 5-May 4

Siege of Yorktown

May

Attached to 2nd Brigade, 1st Division, 5th Army Corps, Army of the Potomac

May 23

Hogan's, near New Bridge, and Ellison's Mills, near Mechanicsville

May 24

New Bridge

May 27

Battle of Hanover Court House

May 27-29

Operations about Hanover Court House

June 25-July 1

Seven days before Richmond

June 26

Battle of Mechanicsville

June 27

Gaines' Mill

July 1

Malvern Hill

July 2

Duty at Harrison's Landing

August 16-28

Movement to Fortress Monroe, then to Centreville

August 30

Battle of Bull Run

September 6-22

Maryland Campaign

September 16-17

Battle of Antietam

September 19

Blackford's Ford

September 20

Shephardstown

October 16-17

Reconnaissance toward Smithfield, W. Va.

October 29-November 17

Movement to Falmouth, Va.

December 12-15

Battle of Fredericksburg

December 29-30

Expedition from Potomac Creek to Richards' and Ellis' Fords, Rappahannock River

1863

January - April

At Falmouth, Va.

January 20-24

"Mud March"

April 27-May 6

Chancellorsville Campaign

May 1-5

Battle of Chancellorsville

June 11-July 24

Gettysburg Campaign

July 1-3

Battle of Gettysburg

From the monument: "This monument marks the location held by the regiment July 2nd 1863. Present for duty - 27 officers - 376 men - total 403. Killed 1 officer 24 men. Wounded 9 officers 55 men. Missing 1 officer 75 men. Total 165. Colonel Harrison H. Jeffords fell mortally wounded at this point. Thrust through with a bayonet in recapturing the colors of his regiment."

When Colonel Harrison H. Jeffords was mortally wounded, Lieutenant Colonel George W. Lumbard took command.

July 5-24

Pursuit of Lee to Manassas Gap, Va.

July - October

Duty on line of the Rappahannock and Rapidan

October 9-22

Bristoe Campaign

November 7-8

Advance to line of Rappahannock

November 7

Rappahannock Station

November 26-December 2

Mine Run Campaign

1864

January - May

Duty at Bealeton, Va.

May 4-June 15

Campaign from the Rapidan to the James River

May 5-7

Battle of the Wilderness

May 8-21

Battle of Spottsylvania Court House

May 8

Laurel Hill

May 12

Assault on the Salient

May 23-26

North Anna River

May 23

Jericho Mills

May 26-28

On line of the Pamunkey

May 28-31

Totopotomoy

June 1-12

Battle of Cold Harbor

June 1-3

Bethesda Church

June 16-19

Before Petersburg

June 19

Relieved from duty in the trenches

June 30

Mustered out. Veterans and Recruits transferred to 1st Michigan Infantry.

4th Michigan Volunteer Infantry