London’s last horse-drawn omnibus trip went from London Bridge Station to Moorgate.
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Sid Meier's Civilization IV was made available to PC players in North America.
The Battle of Agincourt between the English and the French took place.
The British singer Cliff Richard was knighted by Queen Elizabeth II.
Taylor Swift's third studio album 'Speak Now' was released. It won Billboard's 2011 Album of the Year.
The original American horror film ''Halloween” premiered in Kansas City, Missouri, US.