Sumer

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Sumer is the earliest known civilization of southern Mesopotamia, the flat alluvial land between the lower Tigris and Euphrates in what is now southern Iraq. From roughly the fourth millennium BCE its people built the first cities the world records — Uruk, Ur, Eridu, Nippur, Lagash — and with them the apparatus that cities require: monumental architecture, centralized storehouses, kingship, and the earliest writing yet found.

The Sumerians are not a people scholars can trace to an origin. Their language is an isolate, related to no other known tongue, and it is unclear whether they arrived in the region or emerged there; the evidence begins already with cities in place. What is certain is what they left. Cuneiform — wedge-shaped marks pressed into wet clay — began as accounting and grew into a script capable of carrying law, hymn, lament, and story. Because clay survives where papyrus rots, an enormous archive came down intact, and much of the first millennium of human writing is Sumerian.

Religion organized the city. Each was understood to belong to a god, housed in a temple whose stepped tower, the ziggurat, raised the sanctuary toward the sky; the temple held land, herds, and labor, and the priesthood administered them. The chief gods — An of the sky, Enlil of the air and of Nippur, Enki of the sweet waters and of wisdom, and Inanna, goddess of love and war — were imagined as a divine assembly governing the cosmos as a great household. Surviving texts describe the me, the fixed decrees or offices that ordered civilization itself: kingship, craft, sexuality, even deceit, each a thing the gods had set in place. The myth of Inanna’s descent to the underworld and the cycle that became the Epic of Gilgamesh both begin in this literature before passing to later Mesopotamian peoples in Akkadian.

Sumer as a political force faded in the early second millennium BCE, absorbed into the Akkadian- and then Babylonian-speaking world. Its language did not vanish with it: Sumerian survived for two thousand years more as a learned and liturgical tongue, copied by scribes long after no one spoke it, the way Latin outlived Rome. Through that long afterlife — and through the gods, omens, and star-lore that Babylon and Assyria inherited and refined — Sumerian forms reached the wider ancient Near East, and the divinatory and astrological traditions that later esoteric writers traced to “Chaldea” rest, at their root, on foundations laid here.

The recovery is recent. Sumer was unknown to the modern world until nineteenth-century excavation and the decipherment of cuneiform revealed, beneath the better-remembered Babylonians and Assyrians, an older civilization that had named the gods and written the first stories the others retold.

→ Related: Mesopotamia · Deity · Divination