Elam, located in the region of the modern-day provinces of Ilam and Khuzestan in Iran, was one of the most impressive civilizations of the ancient world. It was never a cohesive ethnic kingdom or polity but rather a federation of different tribes governed at various times by cities such as Susa, Anshan, and Shimashki until it was united during the Middle Elamite Period, briefly, as an empire.
This is a companion discussion topic for the original content at https://www.worldhistory.org/article/1591/ten-ancient-elam-facts-you-need-to-know/.