Question: where did the first balkan war take place
Answer: The First Balkan War ( Bulgarian : Балканска война ; Greek : Αʹ Βαλκανικός πόλεμος ; Serbian : Први балкански рат , Prvi Balkanski rat ; Turkish : Birinci Balkan Savaşı ) , lasted from October 1912 to May 1913 and comprised actions of the Balkan League ( the kingdoms of Bulgaria , Serbia , Greece and Montenegro ) against the Ottoman Empire .