Around 4000 B.C.E our people settled south of the Sahara to farm. There was usually around 15-20 people or sometimes even more.
It was usually a male elder that makes decisions for the community. Family based communities can have grandparents, aunts, uncles, and their children.
Over time family based communities banded together to form villages. A village might contain 100-200 people! The village leader was chosen for their wisdom and strength. The communities banded together to stop flooding rivers, to have strength in numbers or protection, and to mine for iron and gold.
Eventually People began to mark iron tools, which were used to farm. There was a surplus of goods which they were able to trade. Also because of improvements in farming methods, people were able to focus on other crafts. City's would begin to develop where trading sites were where there was old villages. A city