Verdun.
7. In consequence of the French attack of December 15 north of Verdun, the division was concentrated in the vicinity of Azannes. On December 17 it relieved the remnants of the 10th Division in the Chambrettes sector.
1917.
1. The 43d Reserve Division remained at Verdun until January 31, 1917, without being engaged in any important action. However, it suffered rather heavy losses there.
Champagne.
2. After a rest in Alsace, the division was sent to Champagne, where, on February 22, it reenforced the front between Loivre and east of the Cavaliers du Courcy. The French attack of April 16 caused it serious losses.
Argonne.
3. Relieved at the end of April, and reorganized, it went back into line in the calm sector of Vauquois about May 9; the 12th Company of the 201st Reserve Infantry Regiment was filled up by the arrival of 100 men (1918 class; men from the 613th and 614th dissolved Infantry Regiments).
4. At the end of May the division was withdrawn from the Argonne. It was rested and reorganized first in the Ardennes, then in the vicinity of Laon.