The empire is the earliest known empire in history. babylonian sumerian mayan olmec

The answer is: the Sumerian Empire

Explanation:

The Sumerians organized the first civilization in southern Mesopotamia around the year 3500 BC. They developed cuneiform writing and techniques for storing and transporting water. They rose cities like Ur, Lagash, and Nippur, which lived in constant conflict. The political weakening of the Sumerians, due to the disunity of their cities and the absence of an administrative unit, allowed Semitic peoples from the north to invade the region.

boundary is what it refers to hope this

explanation:

where is the subject? hahahaha