The emperor of China patented the toothbrush using coarse boar bristles.
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Same-sex marriage became legal in all 50 states.
President Bill Clinton ordered a US cruise missile strike on Iraq.
Ice Age: Continental Drift premiered in Buenos Aires, Argentina.
The first Harry Potter book, 'Harry Potter and the Philosopher's Stone,' hit the shelves in the UK.
Charlie Chaplin's silent movie 'The Gold Rush' was released.
