O'Harnett's Independent Illinois Cavalry Company O'Harnett's Independent Illinois Cavalry Company Dyer's Regimental History Source - "A Compendium of the War of the Rebellion" by Frederick H. Dyer Organized at Camp Butler, Ills., with 30th Illinois Infantry, and mustered in August 28, 1861. Moved to Cairo, Ills., September 1, 1861. Attached to Military District of Cairo to February, 1862. 1st Brigade, 1st Division, Army of the Tennessee, to July, 1862. SERVICE - Duty in the Military District of Cairo, September, 1861, to February, 1862. Expedition from Cairo into Kentucky January 16-21, 1862. Operations against Fort Henry, Tenn., February 2-6. Investment and capture of Fort Donelson, Tenn., February 12-16. Moved to Pittsburg Landing March 6-13. Battle of Shiloh, Tenn, April 6-7. Advance on and Siege of Corinth, Miss., April 29-May 30. Raid on Mobile and Ohio R. R. and skirmish at Purdy, Tenn., May 7. Moved to Bethel and Jackson, Tenn., June 4-7 and duty there until July. Assigned to Stewart's Illinois Cavalry Battalion July, 1862. --------------------------------------------------------------------- UGENWEB NOTICE: These electronic pages may NOT be reproduced in any format for profit or presentation by other organizations or persons. Persons or organizations desiring to use this material, must obtain the written consent of the contributor, or the legal representative of the submitter, and contact the listed USGenWeb archivist with proof of this consent. ---------------------------------------------------------------------- File contributed for use in USGenWeb Archives by: Susan Tortorelli