From 3500–3000 B.C., the Sumerians of ancient Mesopotamia, in what is now Iraq, carved wedge-shaped signs on clay tablets with reed pens. These are cuneiform, the oldest known writing system. The ...
Writing, laws, cities, and science—these and other innovations were devised by the enterprising peoples living in Sumer, the land between the Tigris and Euphrates rivers, some 5,000 years ago. High ...
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