Mesopotamia By Kavindu Period: 5000 BCE to 3500 BCE Mesopotamia history 3500 BCE Cities grown over Mesopotamia 3200 BCE Pictographic record keeping 3000 BCE Signs used to write sumerian 2800 BCE Legendary rulers like Gilgamesh 2600 BCE Royal tombs of Ur were built 2400 BCE Signs become cuneiform 2300 BCE Sumerian cities united by King Sargon of Agade (Akkad) 2200 BCE Agade empire expands and declines 2100 BCE Ur becomes the capital of a new empire 2000 BCE Ur destroyed by Elamites and Amorites 1900 BCE Akkadian becomes the main spoken and written language 1800 BCE Hammurabi unites much of Mesopotamia 1600 BCE Hittites raid Babylon 1500 BCE Mitannian Empire controls north Mesopotamia Kassites control south Mesopotamia 1300 BCE Assyrians conquer much of Mesopotamia 1100 BCE Aramaean and Chaldaean tribes become importan. 1000 BCE Assyrians being recon quest of Mesopotamia 900 BCE King Ashurnasirpal II has Nimrud built 700 BCE King Sennacherib has Nineveh built Egypt conquered by Assyria 600 BCE Assyria destroyed by Chaldeans Babylon rebuilt by Nebuchadnezzar II 500 BCE Mesopotamia becomes part of the Achaemenid Persian empire 400 BCE Alexander the Great defeats the Persians 300 BCE Seleucid empire was established 200 BCE Parthian empire was established