No he did not create the first civilization
Gilgamesh was cruel and Enkidu was not he was gentle, also Enkidu lived in the forest when Gilgamesh lived in civilization.
Sumerian
One of the earliest known authors and poets was Enheduanna, high priestess of Akkadia (Assyria) from 2285-2250 BC. Other early poetry includes the Epic of Gilgamesh around 2000 B.C. and of course Homer's "Iliad" and "Odyssey" around 800 B.C.
The Epic of Gilgamesh comes from Mesopotamia, most likely the Sumerian period around 3000BC.
China
we learn that the Mesopotamian people were very hardworking. they were the first to set up a civilization. so we must owe a lot to the Mesopotamian civilization.
Nature versus civilization
the epic of gilgamesh
Epic of Gilgamesh
Mesopatamia
The gods created Enkidu in the Epic of Gilgamesh to be a companion for Gilgamesh, the powerful but arrogant king of Uruk. Enkidu was meant to humble Gilgamesh and teach him the value of friendship and compassion.
In Gilgamesh's first dream, he was unable to pick up a mighty axe that was at the bottom of the river.