On this day in 1895, Brothers Auguste and Louis Lumière demonstrated film technology to scientists.
On this day in 1921, the Red Army captured Mongolia from the White Army and established the Mongolian People's Republic.
On this day in 1960, To Kill a Mockingbird by Harper Lee was first published.
On this day in 1977, Martin Luther King, Jr. was posthumously awarded the Presidential Medal of Freedom.
And on this day in 1989, English actor, director, and producer Laurence Olivier died at the age of 82.