The 2nd Arkansas Cavalry Regiment was Union....Detachments were taken from different squads and/or companies at times and went on scout patrols they marched 42 days from Dec 14 1864-Jan 25 1865 arriving at Ft Pickering (District of West Tennessee) Cavalry Division, First Brigade under Col. John E Phelps and Maj. Jeremiah Hackett. My ggg grandfather was John S. Baker Company E go to this on ancestry if you have a account cut and past

http://interactive.ancestry.com/1203/miusa1861l_082975-00345/240031?backurl=http%3a%2f%2fsearch.ancestry.com%2fcgi-bin%2fsse.dll%3fgst%3d-6&ssrc=&backlabel=ReturnSearchResults&rc=3011,2865,3224,2899;3372,2862,3581,2896;3603,2859,3786,2893;3954,3464,4163,3495#?imageId=miusa1861l_082975-00345

or google
Ancestry.com
Official records of the Union and Confederate Armies, 1861-1865