East Thrace the Turkish Straits) and the Sea of Marmara, a route of about 361 km. The southernmost part of Eastern Thrace is called the Gallipoli peninsula. European Turkey is bordered on the west by Greece for 212 km and on the north by Bulgaria for 269 km, with the Aegean Sea to the south-west and the Black Sea to the north-east. East Thrace was the setting for several important events in history and legend. The mass killings and displacement of Thracian Bulgarians in 1913 and the 1923 population exchange between Greece and Turkey ethnically cleansed the Orthodox populations. Prior to that
Eastern Macedonia and Thrace prefectures, except for Thasos, which was part of the Kavala prefecture. Unlike the former prefectures, the regional units however have very limited administrative powers. Along with Central Macedonia, the region is supervised by the Decentralized Administration of Macedonia and Thrace based at Thessaloniki. The political post of the Regional governor () was also created in the course of the Kallikratis reform and can be considered the successor of the former prefects. The current governor is Christos Metios, who succeeded in November 2016 deceased Giorgos Pavlidis (Nea Dimokratia). Pavlidis was elected in the 2014 regional election, beating the incumbent first-ever regional