15th Maine Infantry Regiment

The regiment was attached to Butler's New Orleans Expeditionary Corps January to March 1862.

2nd Brigade, 4th Division, XIX Corps, Department of the Gulf, to December 1863.

2nd Brigade, 4th Division, XIII Corps, Department of the Gulf, to February 1864.

Moved to Portland February 25, and there embarked for Ship Island, Miss., March 6.

Action at Fifteen Mile House, Fla., February 25, 1863, and at Arcadia March 6.

At Camp Parapet until August, and provost duty in New Orleans until October.

(4 companies, under Murray and Drew, moved from Morganza to Washington, D.C., July 1–12.

Veterans on furlough August 5-October l. Non-veterans temporarily attached to 13th Maine Infantry, and duty at Harpers Ferry until October 5.

Moved to Stevenson's Depot, and operations in the Shenandoah Valley until April.

Duty at Georgetown, Darlington, Cheraw, Chesterfield C. H., Bennettsville, Columbia and in Districts of Chester, Lancaster, York, Spartanburg and Union until July 1866.