Arc de Triomphe in Paris became the world’s largest triumphal arch at 164 ft tall.
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David Berkowitz, otherwise known as the Son of Sam serial killer, shot his first victims.
Renegades of the Abbasid Caliphate captured Thessalonica, which is modern-day Thessaloniki, Greece.
Prince Charles and Lady Diana Spencer got married at St. Paul's Cathedral in London.
Lil Nas X's 'Old Town Road' single reached a new record for the longest time on the Billboard charts after spending 17 weeks at number one.
The English navy defeated the Spanish Armada at the Battle of Gravelines.
