Napoleón Bonaparte was a French military leader and emperor who rose to prominence during the French Revolution. Born on August 15, 1769, in Corsica, he became known for his strategic brilliance and ambitious reforms. He established the Napoleonic Code, which influenced legal systems worldwide. In 1804, he declared himself Emperor of the French and expanded his empire across Europe through a series of military campaigns known as the Napoleonic Wars. His reign ended in 1815 after his defeat at the Battle of Waterloo, leading to his exile on the island of Saint Helena, where he died on May 5, 1821.