Swedish-American inventor John Ericsson patented the screw propeller design.
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British singer-songwriter Lily Allen released her first album, 'Alright, Still,' in the UK.
The Northwest Ordinance was enacted; it is considered one of the most important legislative acts that the Confederation Congress of the US passed.
British explorer Captain James Cook departed on his second voyage from Plymouth.
The famous iconic Hollywood sign was placed in Hollywood Hills, Los Angeles, California, US.
British prime minister, Theresa May of the Conservative Party, was elected by the Party's MPs.
