Ubaid 1, sometimes called Eridu (5300–4700 BCE), …
Years: 5373BCE - 5230BCE
Ubaid 1, sometimes called Eridu (5300–4700 BCE), a phase limited to the extreme south of Iraq, on what is at this time the shores of the Persian Gulf, shows clear connection to the Samarra culture to the north and sees the establishment of the first permanent settlement south of the five-inch rainfall isohyet.
These people pioneer the growing of grains in the extreme conditions of aridity.
