| Imperial Russian Army|
| Field army|
| July 1914 – beginning of 1918|
World War I
Southwestern Front (July 1914 - August 1917)
Romanian Front (August 1917 - the beginning of 1918)
28.07.1914-17.03.1916 — General of Cavalry Aleksei Brusilov
23.03.1916-29.04.1917 — General of Cavalry Alexey Kaledin
29.04.1917-10.07.1917 — General of Infantry Lavr Kornilov
11.07.1917-25.07.1917 — Lieutenant-General Vladimir Cheremisov
30.07.1917-17.10.1917— Lieutenant-General Michai Sokownin
18.10.1917-21.12.1917— Lieutenant-General Mykola Yunakiv
8th Army (Russian Empire) Wikipedia
The Russian Eight Army (8-я армия, 8А) was a World War I Russian field army that fought on the Eastern theatre of war.
Field management was established in July 1914 at the headquarters of the Kiev Military District. The unit was disbanded in the beginning of 1918. At the beginning of the war the 8th Army was composed of the VII, VIII, XII, XXIV Army Corps.