Thinking About Chronology By EmmanuellaV 4000 BCE Before civilation No information of civilization discovered Period: 3500 BCE to 3000 BCE Early emersions of Civilization The beginning of civilization in early mesopotamia (present-day Iraq, Egypt, and Norte Chico Period: 3400 BCE to 3200 BCE Nubian Kingdom of Ta-Seti Ta-seti is a kingdom is Nubia; a separate civilization along the Nile In Egypt. Period: 3200 BCE to 2350 BCE Period of independent Sumerian city-states