The Greco-Turkish War of 1897, also called the Thirty Days' War and known in Greece as the Black '97 (Greek: Μαύρο '97, Mauro '97) or the Unfortunate War (Ατυχής πόλεμος, Atychis polemos), was a war fought between the Kingdom of Greece and Ottoman Empire. Its immediate cause was the question over the status of the Ottoman province of Crete, whose Greek majority long desired union with Greece. Despite a decisive Ottoman military victory, an autonomous Cretan State under Ottoman suzerainty was established the following year (as a result of the intervention of the Great Powers after the war), with Prince George of Greece and Denmark as its first High Commissioner. This was the first war effort in which the military and political personnel of Greece were put to test since the Greek War of Inde