The Return of the King, the third installment in The Lord of the Rings book series by J. R. R. Tolkein, was published.
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Queen Elizabeth II led the Sydney Opera House's grand opening.
A month after launching in Japan, Metal Gear Solid was finally playable by North American PlayStation players.
The United States ratified the Louisiana Purchase.
The Lancet published a study that found pollution contributes to 1 in 6 deaths worldwide.
Maria Theresa – the only female to rule the Habsburg Empire – became queen following her father's death.