King Stefan Uroš IV Dušan, also known as Dušan the Mighty, was a significant ruler of the Serbian Empire during the 14th century. He reigned from 1331 to 1355 and is known for expanding the empire's territory, making it one of the most powerful states in the Balkans. Under his leadership, Serbia reached its peak, and he was crowned Emperor in 1346, establishing a strong centralized government. Dušan implemented important legal reforms, including the Dušan's Code, which aimed to improve the administration of justice and governance. His reign also saw the flourishing of Serbian culture and the Orthodox Church, as he supported the construction of many churches and monasteries, contributing to the cultural heritage of the region.