London Bridge, designed by Lord Holford, was officially opened by Queen Elizabeth II.
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The 'Night Stalker' serial killer, Richard Ramirez, committed his second and third murders in LA, USA.
The FDA approved the first chickenpox vaccine.
The UK, the Netherlands, Belgium, Luxembourg, and France signed the Treaty of Brussels.
The Bee Gees made their first appearance on TV, performing 'Words' and 'To Love Somebody' on the Ed Sullivan Show.
Pink Floyd's 'The Dark Side of the Moon' debuted on Billboard's Top 200 chart.
