William the Rich, also known as William I of England, was a notable figure in the 11th century. He was born around 1028 and became the Duke of Normandy before his conquest of England in 1066. His victory at the Battle of Hastings marked the beginning of Norman rule in England, significantly changing the country's culture and governance. After his conquest, William implemented a feudal system, redistributing land to his loyal followers. He is often remembered for his wealth and power, which earned him the nickname "William the Rich." His reign laid the foundation for the future development of the English monarchy and society.