|October||Finished organization as the 13th Regiment at Bruswick, Georgia under Colonel Carey Wentworth Styles, Lt. Colonel William A. Lane, and Major Thomas N. Gardner.|
|Served at St. Simons Island and Savannah in the Department of Georgia|
|May 9||The regiment was reorganized as the 26th Georgia Infantry. Colonel Styles resiged and Lt. Colonel Lane and Major Gardner retired. Captain Edmund N. Atkinson was elected Colonel and Captain Eli S. Griffin of Company E was elected to major.|
|mid-June||Moved from Georgia to Virginia with 1,100 officers and men. Attached to Lawton’s Brigade, Jackson’s Division, Army of the Valley.|
Battle of Gaines’ Mill
|August 20||Attached to Lawton’s Brigade, Ewell’s Division, Jackson’s Command, Army of Nothern Virginia|
Battle of Groveton
The regiment suffered heavy casualties fighting against the Union Iron Brigade.
The regiment lost 37 men killed and 87 wounded. Major Griffin was wounded.
The regiment fought in the Cornfield, losing 6 men killed, 49 wounded and 6 missing. Colonel Atkinson was badly wounded.
|December 3||Major Griffin was promoted to lieutenant colonel.|
The regiment lost 53 casualties. Colonel Atkinson returned from his Sharpsburg wound to take command, and was given temporary command of the brigade during the battle. Colonel Atkinson led the counterattack that threw back Meade’s penetration of the Confederate lines, but was wounded in the arm and captured at the front of the attack.
|December||Colonel Atkinson was paroled and and exchanged. Captain James S. Blain was promoted to major.|
|April 11||Attached to Gordon’s Brigade of Early’s Division of the Second Corps of the Army of Northern Virginia|
The regiment lost 12 casualties.
The regiment was commanded by Colonel Edmund N. Atkinson and brought 315 men to the field. It lost 2 men killed, 13 wounded and 17 missing.
|August 12||Lieutenant Colonel Griffin resigned. Major Blain was promoted to lieutenant colonel and Captain Benjamin F. Grace of Company M was promoted to major.|
Commanded by Colonel Atkinson.
|May 21||Attached to Evan’s Brigade of Gordon’s Division of the Second Corps of the Army of Northern Virginia|
|June 13||Attached to Evans’ Brigade of Gordon’s Division of the Army of the Valley|
|June 17-18||Battle of Lynchburg|
|June 19-21||Pursuit of Hunter|
|June 22||Day of rest at Salem|
|June 23-26||Advance into the Shenandoah Valley to Staunton|
|June 28-July 2||Advance from Staunton to near Harpers Ferry|
|July 5-6||Crossed the Potomac at Boteler’s Ford and advances to west of Frederick|
|July 10||The advance on Washington continues through an extremely hot day.|
Battle of Fort Stevens
|July 13-15||Left Washington, crossed the Potomac at White’s Ford, and marched across Loudon County.|
|July 16||Crossed the Blue Ridge at Snickers Gap to Berryville|
|July 19||Moved to Strasburg|
|August 8||At Bunker Hill|
|August 10||To Winchester|
|August 12||To Fisher’s Hill|
|August 17||Returned to Winchester and Bunker Hill.|
|August 22||To Charles Town|
|August 25-26||Feint toward Williamsport and return to Bunker Hill. Lieutenant Colonel Blain was wounded in the shoulder.|
|September 5||To Winchester|
Colonel Atkinson was captured for the third (and final) time.
|December 9||Returned with Gordon’s Division from the Shenandoah Valley to the Richmond area. Attached to Gordon’s Division, Second Corps, Army of Northern Virginia|
Major Grace was killed.
The regiment surrendered 85 men, of whom 4 officers and 34 enlisted men were armed.