Duke Ludwig IV, also known as Ludwig the Bavarian, was a prominent ruler of the Duchy of Bavaria during the early 14th century. Born in 1282, he became Duke in 1294 and was known for his efforts to strengthen the power of the duchy. Ludwig IV played a significant role in the political landscape of the Holy Roman Empire, often engaging in conflicts with rival factions. In 1328, Ludwig IV was elected as the Holy Roman Emperor, a title he held until his death in 1347. His reign was marked by attempts to consolidate imperial authority and navigate the complexities of feudal allegiances. Ludwig IV's legacy includes his contributions to the development of Bavaria and his influence on the broader European political scene.