4th Illinois Cavalry

== Regimental History and Service Record ==
Organized at Ottawa, Ills., and mustered in September 26, 1861. Moved to Cairo, Ills., October, 1861, and duty in that district until February, 1862. (Co. "A" detached as escort to General Grant, November, 1861, to August, 1863.) Attached to District of Cairo to February, 1862. 2nd Brigade, 1st Division, District of West Tennessee, to March, 1862. 2nd Division, Army of the Tennessee (Cos. "E," "F," "G," "H"). 4th Division, Army Tennessee (Cos. "I," "K," "L" and "M"), 1st Division, Army Tennessee (Cos. "A," "B," "C," "D"), to April, 1862. 5th Division, Army Tennessee, to July, 1862 (Cos. "E," "F," "G," "H", "I," "I," "K," "L," "M"). 1st Division, Army Tennessee, to July, 1862 (Cos. "A," "B," "C," "D"). 1st Division, District of Jackson, Tenn., to November, 1862 (Cos. "A," "B," "C," "D"). 5th Division, District of Memphis, Tenn., to November, 1862 (Cos, "E," "F," "G," "H," "I," "K," "L," "M"). Lee's 2nd Brigade, Cavalry Division, 13th Army Corps, (Old) Department of the Tennessee, to December, 1862, and 16th Army Corps to March, 1863. 2nd Brigade, 1st Cavalry Division, 16th Army Corps, to May, 1863. 1st Brigade, 1st Cavalry Division, 16th Army Corps, to August, 1863. Winslow's Cavalry Brigade, 15th Army Corps, December, 1863. Winslow's Cavalry Brigade, 17th Army Corps, and District of Vicksburg, Miss., to April, 1864. Post of Natchez, District of Vicksburg, Miss., to December, 1864. 3rd Brigade, Cavalry Division, District of West Tennessee, to June, 1865. 1st Brigade, Cavalry Division, District West Tennessee June 1865.
SERVICE.--Reconnaissance of Columbus Ky. December 1861. Reconnaissance from Paducah Ky. to Fort Henry Tenn. January 15-25 1862 (Detachment). Expedition from Cairo into Kentucky January 16-21. Operations against Fort Henry Tenn. February 2-6. Fort Donelson Tenn, February 12-16 (Co. "I"). Expedition from Paducah Ky. to Tennessee River and operations about Crump's Landing Tenn. March 8-14. 
* March 14-17, 1862 - Expedition from Savannah to Yellow Creek, Mississippi and Occupation of Pittsburg Landing, Tennessee
* Black Jack Forest March 16 (Detachment). 
* April 6-7, 1862 - Battle of Shiloh, Tennessee (1st and 2nd Battalions)
* April 8, 1862 - Reconnoissance from Shiloh Battlefield, Tennessee
* Expedition from Pittsburg Landing, Tennessee to Chickasaw and Bear Creek, Alabama (Companies E/G/H/L/M)
Pea Ridge April 15. Corinth Road April 24-25. Pea Ridge April 27. Advance on and siege of Corinth, Miss., April 29-May 30. Raid on Mobile and Ohio R. R. April 29-May 14. March to Memphis, Tenn., June 1-July 21 (8 companies). Four companies operating in district of Jackson, Tenn., until November, and (eight companies) in District of Memphis, Tenn., until November. Tallahatchie Bridge, Miss., June 18. Near Holly Springs, Miss., July 1. Hatchie Bottom July 29. Grant's Central Mississippi Campaign October 31, 1862, to January 10, 1863, Double Bridges November 18, About Oxford December 1-3. Water Valley Station December 4. Coffeeville December 5. Expedition against Mobile and Ohio R. R. December 14-19. Ripley December 23. Bolivar and Middletown December 24. Scout duty in West Tennessee and North Mississippi, headquarters at Colliersville, Tenn., January to August, 1863. Centre Hill, near Germantown, January 27 (Detachment). Expedition from Colliersville March 8-12 (Detachment). Shelby County March 9. Expedition from Lagrange into Northern Mississippi April 29-May 5. Expedition from Lagrange to Senatobia May 21-26. Senatobia May 23. Operations in Northwest Mississippi June 15-25. Quinn's Mills and Coldwater June 16. Near Holly Springs June 16-17. Near Clinton July 8. Scout from Germantown July 16-20. Expedition from Memphis to Grenada, Miss., August 12-23. Craven's Plantation August 14 (Co. "M"). Grenada August 17. Moved to Vicksburg, Miss., August. 
* August 20-September 2, 1863 - Expedition from Vicksburg, Mississippi to Monroe, Louisiana (Battalion)
Bayou Macon and Bayou Floyd August 24 (Battalion). Expedition from Big Black River to Yazoo City September 27-October 1 (Detachment). Morris Ford, near Benton, September 29 (Detachment). 
* October 10, 1863 - Action at Ingraham's Plantation, Mississippi (1st Battalion)
Expedition toward Canton October 14-20. Canton Road, near Brownsville, October 15-16. Near Clinton and Vernon Cross Roads October 16. Bogue Chitto Creek October 17. Sartatia October 17. Robinson's Mill, near Livingston, October 17. Livingston Road, near Clinton, October 18. Expedition to Tallulah Court House November 10-13 (Detachment). Independence December 7 (Cos. "A," "B," "C," "D"). Moved to Natchez, Miss., December, 1863. Merriweather Ferry, Bayou Boeuf, December 13. Duty there and scouting in Southern Mississippi and Eastern Louisiana until December, 1864. 
* February 3-March 2, 1864 - Expedition from Vicksburg, Mississippi to Meridian, Mississippi (Companies A/B/C/D)
Chunky Station February 14. Washington March 29 (Detachment), Concordia July 25. Expedition from Natchez to Gillespie's Plantation August 4-6. Gillespie's Plantation August 5 (Detachment). Cross Bayou August 6. Bullitt's Bayou August 26. Consolidated to a Battalion of 5 companies October 14, 1864. Eight Mile Post, Natchez and Liberty Road September 6 (Co. "L"). Expedition from Natchez to Buck's Ferry and skirmishes September 21-26. Expedition from Natchez to Woodville October 4-11 (Detachment). Woodville October 5-6. Ordered to Memphis, Tenn., December. Grierson's Raid on Mobile and Ohio R. R. December 21, 1864, to January 15, 1865. Franklin Creek December 21-22. Verona December 25, 1864. Egypt Station December 28. Franklin January 2, 1865. Duty at Memphis until June. Expedition from Memphis to Marion, Ark., January 19-22. Expedition from Memphis into Northern Mississippi February 3-11. Expedition from Memphis to Brownsville, Miss., April 23-26. Consolidated wtth 14th Illinois Cavalry June 14, 1865.
== Regimental Roster ==
 
 
 Field and Staff Officers
 
 
 Regimental Band
 
 
 Company A
 
 
 Company B
 
 
 Company C
 
 
 Company D
 
 
 Company E
 
 
 Company F
 
 
 Company G
 
 
 Company H
 
 
 Company I
 
 
 Company K
 
 
 Unassigned
 
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== Regiment Statistical Information ==
* Regiment lost during service 1 Officer and 31 Enlisted men killed and mortally wounded and 1 Officer and 166 Enlisted men by disease. Total 199.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 782, 783, 784, 846, 847, 1023-1024)
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