The 8th Army (German: 8. Armee / Armeeoberkommando 8 / A.O.K. 8) was an army level command of the German Army in World War I. It was formed on mobilization in August 1914 from the I Army Inspectorate. The army was dissolved on 29 September 1915, but reformed on 30 December 1915. It was finally disbanded in 1919 during demobilization after the war.