Henry V of England was born on September 16, 1386, and became king in 1413. He is best known for his military successes during the Hundred Years' War against France, particularly the famous victory at the Battle of Agincourt in 1415. His reign was marked by efforts to strengthen the English monarchy and expand its territories. Henry V was also known for his charismatic leadership and ability to inspire his troops. He implemented various reforms to improve the English army and governance. His reign ended with his death on August 31, 1422, leaving a legacy as one of England's most celebrated monarchs.