WORLD CIVILIZATION

Detailed explanation-1: -The Sumerians didn’t invent wheeled vehicles, but they probably developed the first two-wheeled chariot in which a driver drove a team of animals, writes Richard W.

Detailed explanation-2: -The Sumerians invented something that made it possible for their armies to use chariots. What was that? The wheel.

Detailed explanation-3: -The wheel was invented in the 4th millennium BC in Lower Mesopotamia(modern-day Iraq), where the Sumerian people inserted rotating axles into solid discs of wood.

Detailed explanation-4: -Sumerians invented or improved a wide range of technology, including the wheel, cuneiform script, arithmetic, geometry, irrigation, saws and other tools, sandals, chariots, harpoons, and beer.