Twenty-fifth Regiment Infantry

Organized at Portland and mustered in for nine months' service September 29, 1862. Left State for Washington, D.C., October 16. Attached to Casey's Division, Defenses of Washington, to February, 1863. 1st Brigade, Casey's Division, 22nd Corps, to April, 1863. 1st Brigade, Abercrombie's Division, 22nd Corps, to July, 1863.

SERVICE -- Garrison duty in the Defenses of Washington, D.C., October 18, 1862, to March 24, 1863. Moved to Chanuntily, Va., March 24, and picket duty there until June 26. (Temporarily attached to 12th Army Corps, Army Potomac.) Moved to Arlington Heights June 26, thence ordered home June 30. Mustered out July 10, 1863, expiration of term.

Regiment lost during service 20 Enlisted men by disease.

from "A Compendium of the War of the Rebellion" by Frederick H. Dyer, 1908