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
Turkey by neighbouring peoples was the state of the Armenian Orontid dynasty, which included parts of eastern Turkey beginning in the 6th century BC. In Northwest Turkey, the most significant tribal group in Thrace was the Odyrisians, founded by Teres I. All of modern-day Turkey was conquered by the Persian Achaemenid Empire during the 6th century BC. The Greco-Persian Wars started when the Greek city states on the coast of Anatolia rebelled against Persian rule in 499 BC. The territory of Turkey later fell to Alexander the Great in 334 BC, which led to increasing cultural homogeneity and Hellenization in the