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
Turks of Western Thrace usually insisted that the basis of identification of a minority is religious and not ethnic (or national). Thus Greek officials refer to the Muslim minority in Greece as Greek Muslims, who were based mainly in Western Thrace. Muslim communities also lived in Greek Macedonia, Epirus, and Crete (see Cretan Turks) and were the descendants of Ottoman-era Greek converts to Islam who joined the Turkish Millet (Ottoman Empire). However, these particular communities were relocated from Greece to Turkey following the Population exchange signed between the two countries in 1922-23, with only the Greek Muslims of Western Thrace exempted from it. Successive