Rudolf IV, Duke of Austria

Rudolf IV, Duke of Austria (1339–1365), was a notable figure in the medieval history of Austria. Also known as Rudolf the Founder, he is best remembered for his ambitious efforts to elevate Vienna into a prominent cultural and political center. He strengthened the power of the Habsburg dynasty and invested in major construction projects, including St. Stephen’s Cathedral. Rudolf sought to expand his territory and influence, leading to conflicts with neighboring regions. His reign marked a significant period of growth for Austria, and his legacy influenced future generations of Habsburg rulers.