He never was
Sailing of the 'Deutschland' with Prince Henry - of Prussia on Board 1902 was released on: USA: March 1902
1435
Sagres, Portugal
Prince Henry the Navigator is credited with starting the Portuguese sailing school in the 15th century. He was a key figure in the early days of the Age of Exploration, promoting maritime exploration and navigation.
Prince Henry used a scientific way of determining the ships sailing, direction, and the location.
use/invention of the astrolabe and school of sailing
Prince Henry the navigator
the astrolabe and magnetic compass
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so that new stuff would be made for ship sailing :D
Prince Henry represented the country of Portugal. He deemed the name Navigator of Portugal because he sent sailing expeditions to Africa, Madeira Islands and other lands.