When did Cyrus the great a leader?

Cyrus the Great, the founder of the Achaemenid Empire, reigned from approximately 559 to 530 BCE. He is best known for his conquests that established one of the largest empires in history, stretching from the Mediterranean to the Indus Valley. His leadership is marked by significant achievements in governance, including the respect for local customs and religions, which helped unify diverse populations under his rule. Cyrus is also credited with the creation of the Cyrus Cylinder, often regarded as one of the first human rights declarations.