It dominated the Fertile Crescent and its resources.
The Persian Empire was important to Western Asia, the Mauryan Empire was important to India.
It incorporated the highly productive and populated Fertile Crescent and Egypt, the cradle of civilisation.
It covered the Fertile Crescent and Egypt, and so had the resources on which to advance prosperity and stability.
They were so important because it led to the destruction of the Persian Empire.
The Persian Empire was not a Mesopotamian empire - it included Mesopotamia as merely one of it's twenty provinces which stretched from Libya to today's Pakistan..
The Persian Empire.
The Persian Empire was not a person.
Persian Empire
The Persian Empire absorbed the Babylonian Empire.
Alexander the Great defeated the Persian empire
The Persian Empire absorbed the Baabylonian Empire.
An empire is an empire, a war is a war.