On this day:

1825 Uruguay Declares Independence from the Brazilian Empire

1944 Liberation of Paris from Nazi control began and ended 

2012 NASA’s Voyager I became the first Spacecraft to Enter Interstellar Space

Gone on this day:

1227 Genghis Khan, Mongolian emperor

1776 David Hume, Scottish economist, historian, philosopher

1867 Michael Faraday, English scientist

1900 Friedrich Nietzsche, German philosopher

2012 Neil Armstrong, American pilot, engineer, astronaut, first person to walk on the moon