The Sumerian civilization was one of the first urban societies to emerge in ancient Mesopotamia. Some of their key achievements include the development of the cuneiform writing system, the invention of the wheel, advancements in agriculture and irrigation, and the construction of magnificent ziggurats. These innovations played a significant role in shaping modern society, with their influence still seen today in areas such as writing, transportation, farming, and architecture.
You are a renowned historian specializing in ancient civilizations. Explain the key achievements and contributions of the Sumerian civilization to modern society.