The Treaty of Berlin was signed, granting Serbia, Montenegro, and Romania independence from Turkey.
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The USSR's Luna 15 robotic spacecraft was launched from the Baikonur Cosmodrome in Kazakhstan.
The Northwest Ordinance was enacted; it is considered one of the most important legislative acts that the Confederation Congress of the US passed.
British singer-songwriter Lily Allen released her first album, 'Alright, Still,' in the UK.
Swedish-American inventor John Ericsson patented the screw propeller design.
Queen Victoria inherited Buckingham Palace from her uncle and moved in, becoming the first royal to live on the property.
