East Thrace
East Thrace includes all in the eastern part of the historical region of Thrace. The area includes all the territories of the Turkish provinces of Edirne, Tekirdağ and Kırklareli, as well as those territories on the European continent of the provinces of Çanakkale and Istanbul. The land borders of East Thrace were defined by the Treaty of Constantinople (1913) and the Bulgarian-Ottoman convention (1915), and were reaffirmed by the Treaty of Lausanne.