It fought in October and November in the vicinity of Langemarck-Passachendaele and suffered heavy losses. Between October 18 and 28, the 240th Reserve Infantry Regiment listed casualties of 28 officers and 1,360 men. (Official List of Casualties.)
1915.
Ypres.
1. The division remained on the front north of Ypres (Pilckem, St. Julien, Zonnebeke) during the year 1915 and until the month of September, 1916. Certain of its regiments lost very heavily in April and May—25 officers and 1,268 men casualties in the 240th Reserve Infantry Regiment. (Official List of Casualties.)
1916.
Somme.
1. About September 14, 1916, it was transferred to the Somme minus the 237th Reserve Infantry Regiment, sent to Galicia for the formation of the 199th Division.
It was engaged in the Lesboeufs sector (Sept. 16–29) and lost very heavily in the British attack of the 26th.
Champagne.
2. Sent to Champagne, it went into line at the Butte de Souain on October 6, then on November 6 entered St. Marie à Py and the vicinity of Tahure.