Voice, signal, road and sea couriers.
Old Persian syllabic script.
Imperial
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.
A system of sea, river and road transport.
building a complex road system to aid in communication and control World history student
Alexander conquered the Persian Empire.
An empire is an empire, a war is a war.