Statistics for occurrence #1 of “Arkansas” in chapter 14 of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

...ion, District of Eastern Arkansas, Dept. of Missouri, to January, 1863. 2nd Brigade, 2nd Cavalry Division, 13th Army Corps, Army of Tennessee, to April, 1863. 2nd Brigade, District of Eastern Arkansas , Dept. of Tennessee, to June, 1863. Clayton's Independent Brigade, District of Eastern Arkansas, Dept. of Tennessee, to August, 1863. Clayton's Cavalry Brigade, Arkansas Expedition, to Januar...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Arkansas (Arkansas, United States) 8,997 690 1 0 0 user votes
Arkansas (United States) 698 0 0 0 0 user votes
Arkansas (Kentucky, United States) 2 0 0 0 0 user votes
Arkansas (West Virginia, United States) 2 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.