|September||Organized at Lightwoodknot Springs near Columbia under Colonel William D. DeSaussure, Lieutenant Colonel Richard Anderson and Major Joseph F. Gist|
|Served on James Island|
|October 18||Lieutenant Colonel Anderson died of disease, and Major Gist was promoted to lieutenant colonel|
Battle of Port Royal Sound
Action at Fort Wagner, Hilton Head Island
|December 14||Captain William M. Gist of Company B promoted to major|
|July||Moved to Virginia and assigned to Drayton’s Brigade of D.R. Jones’ Division|
The regiment lost 24 men
The regiment was commanded at Sharpsburg by Colonel William De Sausseur. It lost 110 men.
From the War Department marker for Drayton’s Brigade on the Antietam battlefield:
Drayton’s Brigade reached Sharpsburg about 11 A.M., September 15th and was posted on the southwest slope of Cemetery Hill. Late in the day it was moved to the rear of the high ground northwest of this point and formed on the left of Kemper’s Brigade. On the 16th the 50th Georgia was detached and sent to the support of Toombs’ Brigade at the Burnside Bridge. The Brigade was exposed to artillery fire on the 16th and 17th from the enemy’s long range guns beyond the Antietam. About 3 P.M., of the 17th, the enemy, having forced a crossing at and below the bridge, attacked the Brigade and forced it back to the streets of the town. It soon reformed and joined by Garnett’s Brigade, cooperated with Kemper and Toombs in checking the further advance of the enemy.
|November 26||Transferred to Kershaw’s Brigade of McLaws’ Division|
The regiment lost 55 men out of 404 engaged
Battle of Salem Church (Chancellorsvile Campaign)
The regiment was under the command of Lt. Colonel J.F. Gist. It lost 54 casualties.
The regiment was commanded by Colonel DeSaussure and brought 448 men to the field. It lost 23 men killed, 96 wounded and 18 missing or captured in fighting around the Rose Farm. Colonel DeSaussure was killed, and Lieutenant Colonel Joseph Gist took command of the regiment..
From the marker to Kershaw’s Brigade on the Gettysburg battlefield:
The 15th Regiment fought on Rose Hill and in the ravine and forest beyond. Late in the evening the Brigade took part in the general advance by which the Union forces were forced from the Wheatfield and across Plum Run Valley. At dark under orders it retired to Peach Orchard.
After the battle Lieutenant Colonel Gist was promoted to colonel.
|September||Transferred west with Longstreet’s Corps|
The regiment fought at Snodgrass Hill. Lt. Colonel Joseph Gist was wounded and disabled. Major William Gist took over command.
|November 16||Campbell’s Station|
Siege of Knoxville
Attack on Fort Sanders
The regiment lost 3 men killed and 11 wounded. Major William M. Gist was killed at Fort Sanders. Captain Frederick S. Lewie was promoted to major.
|Dece,ber 15||Bean’s Station|
|January 5||Lieutenant Colonel Joseph F. Gist resigned due to his wound. Major Lewie was promoted to lieutenant colonel.|
|January 19||Captain John B. Davis of Company E appointed colonel|
|March||Returned to Virginia|
|May 23-25||North Anna|
Battle of Deep Bottom
Lieutenant Colonel Lewie wounded in the left side by shrapnel
Shenandoah Valley Campaign
|October||Returned to Richmond front|
|January||Transferred to North Carolina|
|Fenruary 18||One of the last units to evacuate Charleston|
|February 20||“Rode the cars” of the Northeastern Railroad to Florence on overloaded trains, with many of the men exposed on top of the cars in a heavy downpour.|
Battle of Averasborough
Battle of Bentonville
The regiment lost 1 man wounded
|April 26||Surrendered with the Army of Tennessee under Colonel John B. Davis. Assigned as army Provost, guarding food and munitions at the Greensboro railroad depot during the surrender.|
|May 3||Ceremonially turned the stores of the Army of Tennesse over to the 104th Ohio Infantry Regiment|