East Prussia
Tag
(15)1914
August
- 23
- Battle of Tannenberg beginsOn 23 August 1914 Samsonov's Russian Second Army clashed with the Germans in southern East Prussia. Fighting began that would end in its encirclement.
- Hindenburg takes command of the Eighth ArmyOn 23 August 1914 General Paul von Hindenburg, recalled from retirement, took command of the Eighth Army in East Prussia, with Ludendorff as chief of staff.