<Ul> <Li> Akkadian Empire </Li> <Li> Assyria </Li> <Li> Babylonia </Li> <Li> Neo-Assyrian Empire </Li> <Li> Neo-Babylonian Empire </Li> <Li> Sumer </Li> </Ul> <Ul> <Li> Ancient Egypt </Li> </Ul> <Ul> <Li> Achaemenid Empire </Li> <Li> Elam </Li> <Li> Medes </Li> </Ul> <Ul> <Li> Hittites </Li> <Li> Hurrians </Li> <Li> Neo-Hittite states </Li> <Li> Urartu </Li> </Ul>

Who formed city states and developed the first civilization in the fertile crescent