Russia.
1. After having fought in Poland to the north of Pilica (February to June, 1915) the elements of the 84th Division operated in the region of Bleudow.
2. The 84th Division took part in the offensive against the Russians. It advanced through the region of Bug (Aug. 17), through the southeast of Bielsk (end of August) north of Slonim (September, battle from the 13th to the 18th), up to the south of Novogrodek (Sept. 22). The front having become stationary, the division took a position in the vicinity of Deliatitchi (north of the Niemen). In December it gave up the 333d Regiment of Infantry to the 89th Division, then recently organized.
1916.
Russia.
1. The 84th Division stayed in the sector in the vicinity of the Niemen (Liubtcha, Deliatitchi) during the entire year 1916.
2. From July to October the 334th and 335th Regiments were detached as reenforcements between Goroditche and Baranovitchi to meet the Russian offensive.
1917.
1. In 1917 the division still occupied the same sectors along the Niemen (Deliatitchi, Negnevitchi) until its departure for the Western Front (December).
2. About the month of June the 334th Infantry was transferred to the 94th Division and replaced by the 423d Infantry, to which the former transferred some of its men.