Sumer

Sumer is the earliest known civilization, located in the historical region of southern Mesopotamia, emerging during the Chalcolithic and early Bronze Ages between the sixth and fifth millennium BC.... Wikipedia

• Geographical range:  Mesopotamia, Near East, Middle East
• Period:  Late Neolithic, Middle Bronze Age
• Dates:  c. 5500 – c. 1800 BC
• Preceded by:  Ubaid period
• Followed by:  Akkadian Empire
• Data source:  DuckDuckGo