Rifles" – commanded by Captain Thomas Glasgow, organized in Hot Spring County, Arkansas. Company F – the "Jackson Minute-Men" – commanded by Captain J.C. Brewer, organized in Jackson Township of Dallas County, Arkansas. Company G – the "Southern Flag Company" – commanded by Captain B. Abernithy, organized in Sevier County, Arkansas. This unit was originally organized as a volunteer company of the 37th Regiment, Arkansas State Militia. Company H – the "Red River Mounted Riflemen" Commanded by Captain A.C. Lovett, organized in Sevier County, Arkansas.This unit was originally organized as a volunteer company of the 37th Regiment, Arkansas State Militia. Several men from this company escaped capture and were re-enlisted in Company H, 33rd Arkansas Infantry Regiment. Company I – Commanded by Captain Mathew Archer, organized in Dallas County, Arkansas. Company K – the "Southern Defenders" – commanded by Captain Josh B. Davis, organized in Hempstead County, Arkansas. Several men from this company were enlisted in Company F, 24th Arkansas Infantry in the summer of 1862. Service The 12th Arkansas served in the Western Department, and later at Beall's Brigade, Department of Mississippi and East Louisiana. The regiment had the unfortunate distinction of being captured in two engagements: Battle of Island Number Ten, and the Siege of Port Hudson. Island Number Ten After serving in the garrison at Columbus Kentucky, the regiment moved to New Madrid, Missouri. Island Number Ten was a strategic location with an island at the base of a tight double turn in the course of the Mississippi river, near the town of New Madrid, Missouri. The 12th Arkansas, brigaded together with the 11th Arkansas Infantry, under the command of Colonel Gantt, originally acted as the garrison for Fort Thompson, one of two forts that guarded New Madrid. Due to his role as a brigade commander, On December 7, 1861, General Leonidas Polk nominated Gantt to become a Brigadier General, but he was never confirmed at that rank by the Confederate Congress. Union forces began a siege in March 1862, shortly after the Confederate Army abandoned their position at Columbus, Kentucky. The Union Army of the Mississippi under Brigadier General John Pope, made the first probes, coming overland through Missouri and occupying the town of Point Pleasant, Missouri, almost directly west of the island and south of New Madrid. Pope's army then moved north and soon brought siege guns to bear on New Madrid. The Confederate commander,