Depends on which Persian Empire you're talking about, there were several. At one point they were fighting Alexander the great, at another time they were fighting the Eastern Roman Empire and the Muslims from Arabia. And at another time they were being invaded from the East by the Mongols. Over all, Every Persian Empire was at one point located in the Iran/Iraq region, near the Tigris and Euphrates rivers. Being the biggest Empire there for a very long period of time, The Persian Empires heavily influenced the culture of the region. The art, clothing, music and so on. The distinctive dome shape originated in Persia also, which can be seen on mosques (Muslim houses of worship) through out the world. The persian art, and literature influenced Islamic culture also. Almost all Arab nations today use the perian numbers. The story of Aladdin is actually a persian story and so on.
The Persian Empire.
The Persian Empire was not a person.
Persian Empire
The Persian Empire absorbed the Baabylonian Empire.
Xerxes the Great was king of the Persian Empire.
There were several king callled Darius. Which one are you interested in?
They have left us Iran.
Persepolis.
The Persian Empire.
They turned the alliance of cities against the Persian Empire into an empire of their own and used the financial contributions of the cities to beautify Athens and keep half its population on the public payroll.
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.
There were six major Mesopotamian empires. These consisted of the empire of Sumer, the Akkadian Empire, the Babylonian Empire, the Assyrian Empire, the Chaldean Empire, and the Persian Empire.