| German Empire|| Army|
| 26 January 1915 – 6 January 1919|
World War I
Second Battle of the Masurian Lakes
Lake Naroch Offensive
The 10th Army (German: 10. Armee / Armeeoberkommando 10 / A.O.K. 10) was an army level command of the German Army in World War I formed in January 1915 in Cologne. It served exclusively on the Eastern Front. It was dissolved on 6 January 1919.
10th Army (German Empire) Wikipedia
During World War I the 10th Army was stationed on the Eastern Front where it fought against Russia. It also took part in the occupation of Poland and Belorussia at the end of 1918 when the war ended.
Published the newspaper "Zeitung der 10. Armee" ("Newspaper of 10 Army").
The 10th Army had the following commanders:Armee-Abteilung or Army Detachment in the sense of "something detached from an Army". It is not under the command of an Army so is in itself a small Army.
Armee-Gruppe or Army Group in the sense of a group within an Army and under its command, generally formed as a temporary measure for a specific task.
Heeresgruppe or Army Group in the sense of a number of armies under a single commander.