Unit 1 By sloth12345 10,000 BCE End of Paleolithic Age Period: 10,000 BCE to 4000 BCE Neolithic Age 6000 BCE Use of Metals 4000 BCE Bronze Invention 3500 BCE Civilizations emerge 3100 BCE Start of Egypt 3000 BCE Sumerians established many cities 3000 BCE Invention of Wheel 3000 BCE Cuneiform start of history (end of pre-history) now written record Period: 3000 BCE to 2340 BCE Sumerians Period: 3000 BCE to 1200 BCE Bronze Age Period: 2700 BCE to 2200 BCE Egypt Old Kingdom 2340 BCE Akkadians take over leader-Sargon Period: 2340 BCE to 2100 BCE Akkadians 2100 BCE Epic of Gilgamesh Period: 2050 BCE to 1652 BCE Egypt Middle Kingdom Period: 1792 BCE to 1750 BCE Babylon leader- Hammurabi 1771 BCE Code of Hammurabi Period: 1652 BCE to 1567 BCE Hyksos Invasion Period: 1567 BCE to 1085 BCE New Kingdom 1200 BCE Iron