A sea swimmer in his mid-twenties was bitten and killed by a shark near Newcomb Hollow Beach, Massachusetts, US.
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Aboard the HMS Beagle, Charles Darwin discovered the Galapagos Islands.
The 2000 Summer Olympic Games opened in Sydney, Australia.
Trump Target of Apparent Assassination Attempt in Florida.
The Soviet Union launched Zond 5, the first spacecraft to successfully circle the moon and return to earth.
Tanks were used for the first time in battle, at the Battle of the Somme, during World War I.