US President Woodrow Wilson announced the country would never fight another country for territory again.
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Gliese 229B became the first brown dwarf to be seen and identified by astronomers.
The first successful operation of conjoined twins joined at the head was completed in New Delhi, India.
NASA's Saturn I rocket was tested for the first time in Mission Saturn-Apollo 1.
ABC premiered Walt Disney's first TV show, 'Disneyland.'
Actor Wes Studi received the Governor's Award Oscar for Lifetime Acting Achievement, making him the first Native American to do so.