Question: what countries were in mesopotamia?
Answer: Mesopotamia (Arabic: بِلَاد ٱلرَّافِدَيْن‎‎ Bilād ar-Rāfidayn, Ancient Greek: Μεσοποταμία) is a historical region of Western Asia situated within the Tigris–Euphrates river system, in the northern part of the Fertile Crescent, in modern days roughly corresponding to most of Iraq, Kuwait, the eastern parts of Syria, ...