Dodecanese 18th century. The transfer of the name to the present-day Dodecanese has its roots in the Ottoman period. Following the Ottoman conquest in 1522, the two larger islands, Rhodes and Kos, came under direct Ottoman rule, while the others, of which the twelve main islands were usually named, enjoyed extensive privileges pertaining to taxation and self-government. Concerted attempts to abolish these privileges were made after 1869, as the Ottoman Empire attempted to modernize and centralize its administrative structure, and the last vestiges of the old privileges were finally abolished after the Young Turks took power in 1908. It was at
Dodecanese territories, occupied all the present-day Dodecanese except for Kastellorizo. After the end of the war according to the Treaty of Ouchy, Italy maintained the occupation of the islands as guarantee for the execution of the treaty. The occupation continued after Italy declared war on the Ottoman Empire (21 August 1915) during the First World War. During the war, the islands became an important naval base for Britain and France; Italy was allied with both nations during World War I. The Dodecanese were used as a staging area for numerous campaigns, most famously the one at Gallipoli. Some of the smaller