One Hundred and Twenty-fifth Indiana Regiment (10th Indiana Cavalry) . — Cols., Thomas N. Pace, George R. Swallow; Lieut. -Cols., Benjamin Q. A. Gresham, George R. Swallow, Thomas G. Williamson; Majs., George R. Swallow, George F. Herriott, Thomas G. Williamson, Sylvanus Milner, DeWitt C. James, George R. Mitchell. This regiment, the 125th of the line, was organized during the fall and winter of 1862-63 at Vincennes and Columbus, was mustered in Feb. 2, 1863, and left the state May 3, moving via Nashville to Pulaski, Tenn. It was stationed at that point and Decatur, Ala., on railroad guard duty during the Atlanta campaign, having several skirmishes with the cavalry forces under Roddey, Wheeler and Forrest. It fought with Forrest at Pulaski Sept. 28, losing 8 killed and 42 wounded. The detachment at Decatur, under Maj. Williamson, fought Hood's forces for four days in October and a portion of the regiment, under Lieut. -Col. Gresham, was engaged at Nashville, Little Harpeth, Reynolds' hill and Sugar creek, losing 8 killed, 43 wounded and 75 captured, but it captured 300 prisoners with their arms, and 4 stands of colors. During Dec, 1864, and Jan., 1865, the detachment at Decatur participated in the battles of Flint river, Indian creek, Courtland and Mount Hope, and captured 10 pieces of artillery, 150 prisoners, 150 wagons and 500 mules. The regiment was reunited in February and moved to New Orleans, thence to Mobile, where it participated in the reduction of Spanish Fort and Fort Blakely. After the occupation of Mobile the 10th cavalry proceeded to Eufaula and Montgomery, Ala., thence to Columbus, Miss., and from there to Vicksburg. From early in July until the last of August it was engaged in garrisoning and patroling the counties of Holmes and Attala. On April 28, 1865, Capt. Gaffney, Lieuts. Twigg and Reeves, and 35 men, paroled prisoners, on the way home were killed by the blowing up of the Sultana, and 5 men were killed and 70 injured in a railway accident in May, 1864. The regiment was mustered out at Vicksburg Aug. 31, 1865. The original strength was 1,254; gain by recruits, 93; total, 1,347. Loss by death, 167; desertion, 88; unaccounted for, 47.