AP World History Timeline By masoud.salim Period: 4000 BCE to 1 BCE First Civilizations 3500 BCE Rise of Mesopotamian Civilization 3400 BCE Nubia Civilization 3000 BCE Rise of Egyptian Civilization The early signs of civilization 2500 BCE Migration to Pacific Islands and Madagascar Period: 2200 BCE to 2000 BCE Rise of Central Asia Civilization Period: 2200 BCE to 2000 BCE Indus Valley Civilization 1200 BCE Rise of Olmec Civilization Period: 900 BCE to 612 BCE Assyrian Empire