2nd Regiment Arkansas Volunteer Cavalry ( Union ) The 2nd Regiment Arkansas Volunteer Cavalry ( 1862 – 1865 ) was a cavalry regiment that served in the Union Army during the American Civil War . Although Arkansas joined the Confederate States of America in 1861 , not all of its citizens supported secession . Arkansas formed some 48 infantry regiments to serve in the Confederate Army , but also formed another 11 regiments that served in the Union Army . Organization . The 2nd Arkansas Cavalry was organized at Helena , Arkansas and Pilot Knob , Missouri and mustered into Federal service in July 1862 . Service . Duty at Helena , Ark . , till April , 1863 . At Fayetteville , Ark . , till July 1863 , and at Cassville , Mo . , till September , 1864 . ( Co . " B " at Benton Barracks , Mo . , June , 1863 . At Cape Girardeau , Mo . , July , 1863 . Scout from Cape Girardeau to the Ash Hills and Poplar Bluff , Mo . , August 9 – 18 . Skirmish , Ash Hills , August 13 . Expedition from Cape Girardeau to Pocahantas , Ark . , August 18 – 26 . Skirmishes , Pocahontas , August 22 – 23 . ) Elm Springs July 30 . Near Fayette August 23 ( Detachment ) . Jenny Lind September 1 . Crawford County November 25 . Barronsville , Searcy County , December 26 . Waldron December 29 . King ' s River January 10 , 1864 . Operations against Guerrillas in Northwest Arkansas , in Newton , Searcy , Izzard and Carroll Counties , January 16 - February 15 . Lewisburg January 17 . Clear Creek and Tomahawk January 22 . Bailey ' s or Crooked Creek January 23 ( Co . " C " ) . Crooked Creek February 5 . Tomahaw Gap February 9 . Expedition from Rolling Prairie to Batesville February 19 - April 4 . Scouts from Yellville to Buffalo River March 13 – 26 . Oil Trough Bottom March 24 ( Detachment ) . Near White River March 25 . Constant scouting and skirmishing with Guerillas . Scouts from Bellefonte March 29 - April 1 . Whiteley ' s Mills April 5 . Piney Mountain April 6 . Osage Branch King ' s River April 16 ( Co . " A " ) . Limestone Valley April 17 . King ' s River April 19 . Near mouth of Richland Creek May 3 and 5 . Scout in Northern Arkansas May 17 – 22 ( Co . " M " ) . Scout from Cassville to Cross Hollows June 9 – 14 and June 20 – 24 . Near Maysville July 20 . Operations in Southwest Missouri and Northwest Arkansas August 15 – 24 . Scout from Ozark , Mo . , to Dubuque Crossing and Sugar Loaf Prairie August 23 – 26 ( Detachment ) . Expedition from Cassville , Mo . , to Fayetteville , Ark . , August 23 – 28 ( Detachment ) . Gerald Mountain and Mud Town August 24 . Operations against Price August 29 - December 2 . Moreau Creek , Jefferson City , October 7 . Russellville October 9 . California October 9 . Near Booneville October 11 – 12 . Fort Smith , Ark . , October 14 ( Detachment ) . Dover October 20 . Little Blue October 21 . Independence , Big Blue and State Line October 22 . Big Blue and Westport October 23 . Little Osage , Mine Creek , Marais des Cygnes , October 25 . Engagement on the Marmiton , or Battle of Charlot , October 25 . Newtonia October 28 . Upshaw ' s Farm October 29 . Expedition from Springfield , Mo . , to Fort Smith , Ark . , November 5 – 16 . Near Cincinnati , Ark . , November 6 . Scout from Springfield to Huntsville and Yellville November 11 – 21 . Ordered to Memphis , Tenn . , January , 1865 . Duty there and in District of West Tennessee till August . Mustered out of service . The regiment was mustered out August 20 , 1865 .