Philip I, Duke of Orléans (1674-1723) was a French nobleman and the younger brother of King Louis XIV. He played a significant role in the French court and was known for his extravagant lifestyle and patronage of the arts. Philip was also a key figure in the political landscape of France during his time. As Duke, Philip I held considerable influence and was involved in various military campaigns. He served as a commander in the War of the Spanish Succession, which aimed to prevent the unification of the French and Spanish thrones. His legacy includes contributions to both the military and cultural spheres of France.