Which Louis was known as 'The Sun King of France'?

Louis XIV is known as the "Sun King" of France because he embodied the absolute monarch and personified the grandeur and power of the monarchy during his long reign. He believed in the divine right of kings and centralized authority, establishing himself as the ultimate authority in France. Louis XIV also commissioned the construction of the Palace of Versailles, symbolizing his opulence and magnificence. With his extravagant lifestyle, cultural pursuits, and military conquests, Louis XIV became synonymous with the idea of an all-powerful ruler, earning him the title "Sun King" as the center of the French nation, just like the sun is the center of the solar system.