In the late 4th millennium BCE, Uruk had 10000 inhabitants which increased to 50000 in the decades after that, making it the largest city in Mesopotamia, and in the Sumerian civilization.

Uruk was the world’s first large city and completely changed humanity’s ability to store, exchange and replicate information by creating the first writing system in 3200 BCE.

Uruk was the first civilization to introduce written record-keeping, using symbols, pictographs, and eventually words. The Sumerians were an innovative civilization and improvised this symbolic language into complex documents, epic poems and literature, along with lists and genea...

According to the ancient Sumerian writings, the mythical king Enmerkar is credited with the invention of a written language, leaving a permanent mark in history and all the human literary output from that point onwards.