The revolutionary leader who played a major role in the independence of Bolivia was Simón Bolívar. Known as "El Libertador," Bolívar led military campaigns throughout Latin America to liberate various countries from Spanish rule. His vision of a united South America was pivotal in shaping the region's political landscape, and he is celebrated as a national hero in Bolivia and several other countries. Bolívar's legacy is a testament to the power of revolution in achieving freedom and sovereignty.