King Louis IX of France and Henry III of England signed the Treaty of Paris, ending 100 years of conflict.
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Mission Santa Barbara was founded in California by Franciscan missionaries from Spain.
Jean-Bédel Bokassa crowned himself the Emperor of Central Africa.
The first historically Black intercollegiate Greek-lettered fraternity, Alpha Phi Alpha, was founded.
A lethal fog began to cover London, lasting for five days, causing the term 'smog' to be termed – a combination of smoke and fog.
The first edition of the world's first Sunday newspaper, The Observer, was published.