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The Battle of Ardahan (Turkish: Ardahan Harekâtı; Russian: Битва при Ардагане) was fought between 25 December 1914 and 18 January 1915 and was an Ottoman military operation commanded by German Lt. Col. Stange to capture the city of Ardahan and cut the Russian link to Sarikamish–Kars line, supporting the Battle of Sarikamish.