Twelve North African Christians, known as the Scillitan Martyrs, were executed for their religious beliefs.
Source
The Potsdam Conference began between the Soviet Union, UK & US.
Water Music by George Frideric Handel premiered on the River Thames, London, at the request of King George I.
Willis Carrier invented the world's first electronic air conditioner.
American swashbuckler film 'The Mask of Zorro' was released in the United States.
The US National Minimum Drinking Age Act was signed into law, raising the age to 21.