Louis I of Naples was a king who ruled from 1347 to 1384. He was a member of the Anjou dynasty and the son of Charles I of Anjou. Louis is known for his efforts to strengthen the kingdom and for his military campaigns against rival factions in Italy. During his reign, Louis I faced challenges from both internal and external enemies, including the Aragonese and the Papal States. He was also involved in the politics of the Italian city-states, which were often marked by conflict and shifting alliances. His reign contributed to the complex history of medieval Italy.