Thrace Basin Thrace Basin The European side of Turkey is called the Thrace Basin. It is the largest and thickest Cenozoic sedimentary basin in Turkey. The basin is triangular shaped, trends WNW-ESE and was formed by extension in late Middle Eocene to latest Oligocene times. This gas prone basin is located northwest of Istanbul, Turkey. About 9,000 meters of Eocene-Miocene marine clastics and continental sediments were deposited. Several basement faults were reactivated and underwent strike-slip motion in late Miocene times where the famous North Anatolian Fault bounds the southern part of the basin. The Cenozoic sedimentary succession, overlying Paleozoic to Mesozoic metamorphic
Albanian-speakers of Western Thrace while Muslims were categorised alongside Turks. Among this population, Orthodox Albanians in Eastern Thrace resided in partly homogeneous communities, either villages or neighborhoods, and were mainly descendants of immigrants from the Korça region. At the conclusion of the Greco-Turkish War of 1919–1922, Greece and Turkey signed the Treaty of Lausanne, which included a population exchange between the two countries. The treaty used religion as the indicator of national affiliation, thus including populations without ethnic provisions, even Albanians, in the population exchange. Under this treaty the Muslims of Greece were exchanged with the Christians of Turkey, with an exception of the