US President John Adams became the first president to move into the White House.
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The Maastricht Treaty came into effect, and with it, the European Union was formed.
William Shakespeare had his first known performance of 'The Tempest.'
The All Saints' Day Flood destroyed the Dutch and German coastlines.
Portuguese explorer Ferdinand Magellan became the first European to discover the Strait of Magellan.
Palau's archipelago became the first country in the world to ban the use of sunscreen containing harmful chemicals that destroy reefs.