13th United States Infantry

== Regimental History and Service Record ==
Created by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Organized at Jefferson Barracks, Mo. Company "A" organized October 8, 1861, "B," "C" and "G" November 13, 1861. "D," "E" and "F" April 1, 1862. Battalion ordered to Alton, Ill., February 12, 1862, and duty there until September 4, 1862. Moved to Newport News, Va., September 4, and duty there during Kirby Smith's threatened attack on Cincinnati, Ohio. Moved to Memphis, Tenn., October 14-22. Attached to District of Memphis, Tenn., Hight Wing 13th Army Corps, Dept. Tennessee, to December, 1862. 1st Brigade, 2nd Division, Sherman's Yazoo Expedition to January, 1863. 1st Brigade, 2nd Division, 15th Army Corps, Army Tennessee, January, 1863. Headquarters, 15th Army Corps, to September, 1863. 1st Brigade, 2nd Division, 15th Army Corps, to December, 1863. District of Nashville, Tenn., Dept. Cumberland, to July, 1865.
SERVICE.--Duty at Memphis until November, 1862. Grant's Central Mississippi Campaign, "Tallahatchie March," November 26-December 12. Sherman's Yazoo Expedition December 20, 1862-January 3, 1863. Chickasaw Bayou December 26-28. Chickasaw Bluff December 29. Expedition to Arkansas Post, Ark., January 3-10, 1863. Assault and capture of Fort Hindman, Arkansas Post, January 10-11. Moved to Young's Point, La, January 17-22, and duty there until March. Expedition to Rolling Fork via Muddy, Steele's and Black Bayous March 14-27. Black Bayou March 21. Deer Creek, near Rolling Fork, March 22. At Young's Point until April 29. Demonstration on Haines and Drumgould's Bluffs April 29-May 2. Moved to join army in rear of Vicksburg via Richmond and Grand Gulf May 2-14. Jackson May 14. Battle of Champion's Hill May 16. Big Black May 17. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi (1st at Vicksburg)Not originally referenced on Dyer summary page
** May 19, 1863 - Assault on Vicksburg, Mississippi
** May 22, 1863 - Assault on Vicksburg, Mississippi
* September 26-November 20, 1863 - Expedition from Vicksburg, Mississippi to Chattanooga, TennesseeNot originally referenced on unit homepage
* Advance on Jackson, Miss., July 4-10.
* Siege of Jackson July 10-17.
* At Big Black until September, 1863.
* Moved to Memphis, Tenn., thence to Chattanooga. Tenn., September 27-November 21.
* Action at Colliersville October 11.
* Operations on the Memphis & Charleston Railroad in Alabama October 20-29. 
* Bear Creek, Tuscumbia, October 27. 
* November 23-27, 1863 - The Chattanooga/Ringgold Campaign (1st Battalion)
** November 23-25, 1863 - Battles of Chattanooga, Tennessee
** Foot of Missionary Ridge November 24. 
* March to relief of Knoxville, Tenn., November 28-December 17. 
At Bellefonte, Ala., until January 1, 1864, and at Huntsville, Ala., until April 4. Duty at Nashville, Tenn. Guard at Headquarters of General Sherman until July, 1865. Battle of Nashville December 15-16, 1864. Moved to St. Louis, Mo., July 13-20, 1865. To Jefferson Barracks August 8. To Fort Leavenworth, Kansas, August 24, thence moved to Fort Riley, Kansas. Company "E" at Newport Barracks, Ky., September 4, 1862, to May 4, 1863. At Dayton, Ohio, until June 6. Moved to Vicksburg, Miss., June 6-16.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 3 Officers and 55 Enlisted men killed and mortally wounded and 7 Officers and 121 Enlisted men by disease. Total 186.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 866, 1713)
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