What were the major political conflicts in the Persian Empire?

What were the major political conflicts in the Persian Empire?

Some of the major political conflicts in the Persian Empire included the Ionian Revolt, which was a rebellion by Greek city-states against Persian rule; the Greco-Persian Wars, a series of conflicts between the Persian Empire and the Greek city-states; and the Wars of the Diadochi, which were a series of wars fought among the generals of Alexander the Great after his death, including those who ruled over parts of the Persian Empire.