20th Michigan Infantry

== Regimental History and Service Record ==
Organized at Jackson, Mich., August 15-19, 1862. Left State for Washington, D.C., September 1, thence march to Leesburg, Va., September 8, and to Sharpsburg, Md., September 18-22. Attached to 1st Brigade, 1st Division, 9th Army Corps, Army of the Potomac, to April, 1863, and Army of the Ohio, to June, 1863. 3rd Brigade, 1st Division, 9th Army Corps, Army of the Tennessee, to August, 1863, Army of the Ohio to January, 1864. 1st Brigade, 1st Division, 9th Army Corps, Army Ohio, to April, 1864. 2nd Brigade, 3rd Division, 9th Army Corps, Army of the Potomac, to September, 1864. 2nd Brigade, 1st Division, 9th Army Corps, to May, 1865.
SERVICE.--Duty at Sharpsburg, Md., September 22 to October 6. 1862, and at Pleasant Valley, Md., until October 14, At Nolen's Ford to October 30. Advance on Culpeper November 2-15, and to Falmouth, Va., November 16-19. Battle of Fredericksburg, Va., December 12-15. "Mud March" January 20-24, 1863. At Falmouth until February 19. Moved to Newport News, Va., February 19, thence to Kentucky March 19-23. Duty at various points in Kentucky until June. Expedition to Monticello and operations in Southeast Kentucky April 26-May 12. 
* May 9, 1863 - Skirmish at Alcorn's Distillery, Kentucky (Detachment) 
* Horse Shoe Bend, Ky., May 10. 
* Moved to Vicksburg, Miss., June 3-14. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi
Advance on Jacksoon, Miss., July 4-10. Siege of Jackson July 10-17. Destruction of Mississippi Central Railroad at Madison Station July 18-22. Camp at Milldale until August 4. Moved to Covington, Ky., thence to Crab Orchard, Ky., August 4-30. March to Knoxville, Tenn., September 10-26. Action at Blue Springs October 10. Duty at Lenoir Station until November 14. Knoxville Campaign November 4-December 24. Campbell's Station November 16. Siege of Knoxville November 17-December 5. Repulse of Longstreet's assault on Fort Saunders November 29. Pursuit of Longstreet to Bean's Station December 5-18. Strawberry Plains January 21-22, 1864. Advance to Morristown January 24-March 2. Reconnoissance to Chucky River March 14. Moved from Knoxville to Nicholasville, Ky., thence to Annapolis, Md., March 23-30. 
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
** May 8-21, 1864 - Battles of Spotsylvania Court House, Virginia
*** May 10, 1864 - Combat at Ny River, Virginia
*** May 12, 1864 - Assault on the Salient at Spotsylvania Court House, Virginia
** May 22-26, 1864 - Operations on Line of the North Anna River, Virginia
*** May 24, 1864 - Combat at Ox Ford, Virginia
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, Virginia
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
*** June 1-3, 1864 - Battle of Bethesda Church, Virginia
Before Petersburg June 16-18. Siege of Petersburg June 16, 1864, to April 2, 1865. Mine Explosion, Petersburg, July 30, 1864. Weldon Railroad August 18-21. Poplar Springs Church September 29-October 2. Reconnoissance on Vaughan and Squirrel Level Roads October 8. Boydton Plank Road, Hatcher's Run, October 27-28. Fort Stedman, Petersburg, March 25, 1865. Appomattox Campaign March 28-April 9. Assault on and capture of Petersburg April 2. Occupation of Petersburg April 3. Pursuit of Lee April 3-9. 
* Moved to Alexandria April 20-24. 
* May 23, 1865 - Grand Review 
* May 30, 1865 - Mustered out of federal service
== Regimental Roster ==
== Regiment Statistical Information ==
Source 	Casualties	Remarks
Dyer 	
* 13 Officers and 111 enlisted men killed and mortally wounded 
* 3 Officers and 175 enlisted men killed by disease
* Total 302	None
Fox 	
* Fox lists this unit as:
** 148th on the list of units with losses based on duration of the entire term of service of the unit (13th of the Michigan troops)	
WotRWiki Statistics	
* troops killed
** Includes troops mortally wounded
** Includes troops killed by disease
** All others are troops killed in action or under special circumstances	
== Legacy ==
== Notes ==
== Sources == 
* (Pages 735, 932, 933, 934, 935, 936, 938, 940, 941, 1290)
* (Page 11)
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