Thrace Europe. The word "Thrace" was established by the Greeks for referring to the Thracian tribes, from ancient Greek Thrake (Θρᾴκη), descending from "Thrāix" (Θρᾷξ). The name of the continent Europe first referred to Thrace proper, prior to extending its meaning to the whole continent. The region could have been named after the principal river there, Hebros, possibly from the Indo-European "arg" "white river" (the opposite of Vardar, meaning "black river"), . According to an alternative theory, Hebros means "goat" in Thracian. In Turkey, it is commonly referred to as "Rumeli", "Land of the Romans", owing to this region being the
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