During the Dark Ages, Portugal and the rest of europe had little money or government.
Prince Henry the Navigator was born in Porto, Portugual.
After fighting in a civil war in Northern Africa, Prince Henry brought back tons of gold and fortune.
Prince Henry started a navigation school where children learned science, map making skills, and navigation skills.
Prince Henry sailed to the tip of Africa, Cape Verde. Before this Europe thought Africa went on for ever.
Prince Henry the Navigator died.