Protestors took to the streets in Hong Kong after the government announced a ban on face masks.
Source
Thirteen Mennonite families arrived in Philadelphia from Germany.
The Moulin Rouge cabaret opened its doors in Paris for the first time.
'The Jazz Singer' was released. It was the first motion picture with pre-recorded dialogue, revolutionizing the movie industry.
The drama romance film 'Days of Heaven' by Terrence Malick was released.
The 51 Pegasi b planet was discovered. It was the first discovered exoplanet around a sun-like star.
