Sultan Suleiman, also known as Suleiman the Magnificent, was the tenth and longest-reigning Sultan of the Ottoman Empire, ruling from 1520 to 1566. He is renowned for his military conquests, which expanded the empire significantly, and for his legal reforms that modernized the legal system. His reign marked the peak of the empire's power and cultural achievements. Suleiman was also a patron of the arts, leading to a flourishing of Ottoman architecture and literature. The famous Süleymaniye Mosque in Istanbul is one of the most notable architectural achievements from his era. His legacy continues to influence the region and is remembered for his contributions to both governance and culture.