Suleiman I, also known as Suleiman the Magnificent, was the tenth Sultan of the Ottoman Empire and ruled from 1520 to 1566. He is celebrated for his military conquests, which expanded the empire significantly, and for his efforts in reforming the legal system. Under his leadership, the Ottoman Empire reached its peak in terms of territorial expansion and cultural achievements. Suleiman was not only a powerful ruler but also a patron of the arts. He supported poets, architects, and artists, leading to a flourishing of Ottoman culture. His reign is often seen as a golden age, marked by advancements in architecture, such as the famous Suleymaniye Mosque in Istanbul.