King Uroš I was a ruler of the Serbian Kingdom during the 13th century, specifically from 1243 to 1276. He was the son of King Stefan the First-Crowned and is known for his efforts to strengthen the kingdom and promote stability. Uroš I's reign was marked by a focus on internal development and the consolidation of power. Under Uroš I, the Serbian Orthodox Church gained prominence, and he supported its growth. His leadership helped to establish a more centralized government, which contributed to the kingdom's prosperity during his time. Uroš I is remembered as a significant figure in Serbian history.