Shah Abbas, also known as Abbas the Great, was the fifth ruler of the Safavid dynasty in Persia, reigning from 1588 to 1629. He is celebrated for his military successes, which expanded the Persian Empire and strengthened its borders. His reign marked a period of cultural and economic prosperity, as he promoted trade and the arts. Under Shah Abbas, the capital was moved to Isfahan, which became a center of architecture and culture. He is known for his efforts to modernize the army and improve infrastructure, including roads and bridges. His legacy includes the flourishing of Persian art and the establishment of a more centralized government.