Hatay State (Turkish: Hatay Devleti, French: État du Hatay, Arabic: دولة خطاي‎ Dawlat Khaṭāy), also known informally as the Republic of Hatay, was a transitional political entity that existed from September 7, 1938, to June 29, 1939, in the territory of the Sanjak of Alexandretta of the French Mandate of Syria.