persia_chart_2_river_valleys.doc
Mesopotamia Egypt Indus Shang China Time period 3500 BCE 3200 BCE 2500 BCE 1650 BCE Geographic Description Tigris and Euphrates river flooding Few natural barriers Invasions and trade caused city-states to initially develop Nile River. Predictable floods. Natural barriers like desert. People settled on one side of river; other side reserved for religion; led to centralization Indus river and later Ganges Violent flooding due to seasonal monssons Buffered by the foothills of the Hindu Kush Mts although Arynas found a pass (Kyber Pass) Huang He (Yellow) and Yangtze rivers. Unpredictable flooding ?River of Sorrows? Natural barriers led to geographic isolation..Middle Kingdom. River meandered so it caused decentralized feudalism P Made organized city-states.