Organized at Portage, N.Y., and mustered in September 2, 1862. Left State for Suffolk, Va., September 6, 1862. Attached to Foster's Provisional Brigade, Division at Suffolk, Va., 7th Army Corps, Dept. of Virginia, to December, 1862. Gibbs' Provisional Brigade, Division at Suffolk, to April, 1863. 1st Brigade, 1st Division, 7th Army Corps, Dept. of Virginia, to July, 1863. Defenses of Washington, D.C., to August, 1863.
SERVICE.--Duty at Suffolk, Va., until May, 1863. Expedition from Suffolk December 1-3, 1862. Action on the Blackwater, near Franklin, December 2. Reconnaissance's from Suffolk to Blackwater December 22 and 28. Near Suffolk and at Providence Church December 28. Expedition toward Blackwater January 8-10, 1863. Deserted House January 30. Siege of Suffolk April 12-May 4. South Quay Road, Suffolk, April 17. Suffolk April 19. Nansemond River May 3. Siege of Suffolk raised May 4. South Quay Road June 12. Franklin June 14. Blackwater June 16-17. Dix's Peninsula Campaign June 24-July 7. Expedition from White House to South Anna River July 1-7. Baltimore Cross Roads July 4. Ordered to Washington, D.C., July 8. Designation of Regiment changed to 19th New York Cavalry August 11, 1863, and to 1st New York Dragoons September 10, 1863.