From its humble beginnings in ancient Persia, the empire grew to become a colossal force spanning vast territories under a succession of ambitious kings. , In its prime, the Persian Empire was renowned for its achievements in {architecture|design, administration, and military strategy. The legendary The First King unified diverse peoples under his

The Persian Achaemenid Empire at its biggest extent, c. five hundred BC The Achaemenid Empire was Launched by Cyrus the Great, who initially turned king with the Persians, then conquered the Medes, Lydia, and Babylon by 539 BC. The empire crafted on previously Mesopotamian units of government to manipulate their large empire. By setting up roads,