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Halys River




The Halys flows for a total of about 1,150 kilometers, rising in the eastern Anatolia n highlands around , flowing first to the west and south-west until , then forming a wide arch, flowing first to the west, then to the north-west, passing to the north-east of Lake Tuz , then to the north and northeast where it is joined by its major tributary, the Delice Irmak (also known by its Greek name Cappadox) at , and after zig-zagging to the north-west to the confluence with the Devrez River at , and back to the north-east finally empties into the Black Sea at .

The Hittites called it the Marassantiya River. It formed the boundary of the land Hatti , the core land of the Hittite Empire. In the Classical Antiquity it was the boundary between Asia Minor and the rest of Asia . As the site of the Battle Of The Eclipse in 585 BC , it was the border between Lydia and Persia until Croesus of Lydia crossed it to attack Cyrus The Great in 547 BC ; he was defeated (see Battle Of Halys ) and Persia expanded to the Aegean Sea .