Richard I, also known as Richard the Lionheart, was a King of England from 1189 to 1199. He was known for his military prowess and leadership during the Third Crusade. Richard was a skilled warrior and led his forces in battles against Saladin, the Muslim leader. He was also known for his chivalry and bravery, and his reputation as a great military leader earned him the nickname "Lionheart." Despite his achievements in battle, Richard's reign was marked by conflict and financial difficulties. He was eventually captured and held for ransom while returning from the Crusade. Richard I is remembered as one of the most famous medieval kings of England.