Michelangelo’s Sistine Chapel ceiling mural was presented to the public.
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Australia, Canada, and Turkey announced they would send armed forces to Afghanistan.
The Maastricht Treaty came into effect, and with it, the European Union was formed.
Collins Dictionary announced 'AI' as the most notable word in 2023.
William Shakespeare had his first known performance of 'The Tempest.'
The United States Weather Bureau made its first comprehensive weather forecast.