Answer:
The early kings ruled over only their own city-states. Lacking a centralized government and leader, the ancient region was prone to internal fighting among the kings for land and resources. As early as the 4th millennium BCE, ancient Mesopotamia covered the region that is now known as Iraq.
Explanation:
Answer:
Race refers to physical differences that groups and cultures consider socially significant. For example, people might identify their race as Aboriginal, African American or Black, Asian, European American or White, Native American, Native Hawaiian or Pacific Islander, Māori, or some other race.
The same thing humans used to do before technological advancements. African tribal people mostly consist of hunger gathers