At the beginning of the war the 13th Reserve Division and the 14th Reserve Division formed the 7th Reserve Corps.
Maubeuge-Aisne.
1. Assigned to the 2d German Army, the 13th Reserve Division arrived at Liège immediately after the city and the forts were taken (Aug. 14); reached Namur on the 25th, and took part in the siege and taking of Maubeuge. When it was released from this place it was quickly transferred to the front north of the Aisne; fought in the neighborhood of Pontavert-Craonne on September 15; fought near Cerny on the 16th, and took its position on the front of Braye-Cerny en Laonnois at the end of September.
2. On November 3 some elements of the division were engaged at Vailly.
3. The division occupied the sector of Braye en Laonnois until October, 1915.
1915.
1. January-October, 1915, the division occupied the sector Braye en Laonnois-Cerny.
2. At the end of October the 13th Reserve Division was relieved in the Laon area and transferred to the north, between Charleroi and Valenciennes. After a period of training in November and December, it entrained, about December 25, for the Verdun front.
1916.
1. At the beginning of January, 1916, the division was concentrated in the neighborhood of Damvillers (right bank of the Meuse). In January and February it was occupied in preparations for an attack.