Sumerians.

The Fertile Crescent is an area in which the soil is constantly renewed by a river depositing nutrients. These nutrients make harvesting ideal for any individuals living along its border. The Sumerians were the earliest known inhibitors of the Fertile Crescent located in Ancient Egypt residing around the Tigris and Euphrates rivers. Around 4000 B.C. in southern Mesopotamia this group of people prospered from the land and made many advances in science, mathematics and literature of which we still use today.
There were a number of independent city-towns along the Crescent, each consisted of…