Answer:
Cyrus the Great.
Step-by-step explanation:
The Persian Empire rose as a combination of semi-nomadic tribes who reared goats, sheep and cattle on the Iranian plateau. Cyrus the Great, was a leader of one such tribe who began defeating the nearby kingdoms including Lydia, Media and Babylon. By establishing the Achaemenid Empire, the first Persian Empire, he brought together all these kingdoms together. His empire was a hub of religion, culture, art, science and technology for more than two centuries.