Proper noun
Sumer
Earliest known civilization of the ancient Near East (4th to 3rd millennia BC), located in lower Mesopotamia.
A considerable amount of Babylonian literature was translated from Sumerian originals, and the language of religion and law long continued to be written in the old agglutinative language of Sumer. Source: Internet
As a result, Sumer and Akkad had a surplus of agricultural products but was short of almost everything else, particularly metal ores, timber and building stone, all of which had to be imported. Source: Internet
Battle formations on a fragment of the Stele of the Vultures The almost constant wars among the Sumerian city-states for 2000 years helped to develop the military technology and techniques of Sumer to a high level. Source: Internet
Elam and the northern part of Mesopotamia ( Assyria Subartu ) were also subjugated, and rebellions in Sumer were put down. Source: Internet
He also boasted of having subjugated the "four quarters" — the lands surrounding Akkad to the north (Assyria), the south (Sumer), the east (Elam) and the west ( Martu ). Source: Internet
King Sargon, for example, conquered all the cities of Sumer, some cities in Mari, and then went to war with northern Syria. Source: Internet