Spanish explorer Juan Rodriguez discovered San Diego Bay and claimed it for Spain.
Source
Elon Musk announced that he was building a spaceship called Starship that would travel to Mars and return to Earth.
NASA announced that they found running water on Mars.
The Prussian government lifted a ban on Adolf Hitler's speeches.
Medal of Honor was awarded posthumously to Theodore Roosevelt Jr for his help on D-Day.
The science-fiction TV series 'Star Trek: The Next Generation' first aired on CBS.
