What was the name of the area in the highlands of central Anatolia ruled by Deiotarus?
Galatia Ancient Galatia ( ; Greek: Γαλατία , Turkish: "Galatlar" ) was an area in the highlands of central Anatolia (Ankara, Çorum, Yozgat Province) in modern Turkey. Galatia was named for the immigrant Gauls from Thrace (cf. Tylis), who settled here and became its ruling caste in the 3rd century BC, following the Gallic invasion of the Balkans in 279 BC. It has been called the "Gallia" of the East, Roman writers calling its inhabitants "Galli" ("Gauls" or "Celts").
Èrs people The Èr people, also known as Èrsh or (in Georgian works) the Hers, are a hypothetical ancient people inhabiting northern modern Armenia, and to an extent, small areas of northeast Turkey, southern Georgia, and northwest Azerbaijan . Most of their history is constructed based on linguistic (primarily based on placenames) data, compared to historical trends in the region and historical writings, such as the Georgian Chronicles or the Armenian Chronicles. They were a constituent of the state of Urartu, which either incorporated or conquered them during the 8th century BCE. Their relation to the main Urartians is unknown. Linguistically, based on placenames, some scholars argue they were a Nakh people