“Harry Potter and the Half-Blood Prince” movie by J.K. Rowling was released.
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King Charles II chartered the Royal Society in London, England.
Elton John's 'Honky Chateau' became his first #1 album in the US, which was a significant turning point in his career.
The first-ever international crewed space mission was jointly launched by the US and the USSR.
France defeated Croatia 4-2 to win their second FIFA World Cup.
Twitter was launched to the public.