Patrick O'Brien

Age 30 years. Enlisted at New York City, to serve three years, and mustered in as private, Co. D, November 29, 1861

He was wounded in action at Antietam on 17 September 1862.

Promoted sergeant, no date; transferred to Co. A, June 12, 1863; returned to ranks, no date; captured in action, July 2, 1863, at Gettysburg, Pa.; returned to Co. October 7, 1863; re-enlisted as a veteran, January 4, 1864; wounded in action, May 5, 1864, at the Wilderness, Va.; transferred to Veteran Reserve Corps, April 1, 1865; mustered out as of Co. G, Twelfth Regiment, Veteran Reserve Corps, July 31, 1865, at Washington, D. C.; also borne as Patrick Brien.

Basic information from State of New York1. Thanks to Steve Maczuga for publishing the NY regimental information in his excellent database.

1831