Eventually Sumer was unified by Eannatum , but the unification was tenuous and failed to last as the Akkadians conquered Sumeria in 2331 BC only a generation later .
As a result , the political history of Sumer is one of almost constant warfare .
Eventually Sumer was unified by Eannatum , but the unification was tenuous and failed to last as the Akkadians conquered Sumer in 2331 BC only a generation later .
As a result , the political history of Sumer is one of almost constant warfare .