US President Woodrow Wilson announced the country would never fight another country for territory again.
Source
Roman Emperor Constantine had his Vision of the Cross.
Actor Wes Studi received the Governor's Award Oscar for Lifetime Acting Achievement, making him the first Native American to do so.
The first successful operation of conjoined twins joined at the head was completed in New Delhi, India.
James Dean's most acclaimed movie, 'Rebel Without a Cause,' was released in the US.
Englishman William Penn founded Philadelphia, Pennsylvania.