What was Prince Henry the Navigators claim of fame?

Prince Henry the Navigator, a Portuguese royal, is renowned for his pivotal role in the early days of the Age of Discoveries during the 15th century. He established a navigation school in Sagres, which advanced maritime knowledge and exploration techniques. Under his patronage, explorers charted new territories along the African coast, significantly contributing to the European exploration of the Atlantic and the eventual discovery of new trade routes. His efforts laid the groundwork for Portugal's dominance in maritime exploration.