1st Tennessee Cavalry Regiment (Union)
The 1st Tennessee Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War. It was also known as 1st East Tennessee Cavalry. Service. The 1st Tennessee Cavalry was organized in November 1862 at Camp Dennison, Ohio from the 4th Tennessee Infantry, and mustered in for a three-year enlistment under the command of Colonel Robert Johnson. The regiment was attached to Camp Dennison, Ohio, to December 1862. Reserve Brigade, Cavalry Division, Army of the Cumberland, to January 1863. 1st Brigade, 1st Cavalry Division, Army of the Cumberland, to  November 1864. 1st Brigade, 1st Division, Cavalry Corps, Military Division Mississippi, to January 1865. District Middle Tennessee, Department of the Cumberland, to June 1865. The 1st Tennessee Cavalry mustered out of service at Nashville, Tennessee during April and June 1865. Casualties. The regiment lost a total of 356 men during service; 4 officers and 56 enlisted men killed or mortally wounded, 3 officers and 293 enlisted men died of disease or accident.