Tanks were used for the first time in battle, at the Battle of the Somme, during World War I.
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The Soviet Union launched Zond 5, the first spacecraft to successfully circle the moon and return to earth.
Parts of Central and Eastern Europe were catastrophically flooded as they were struck by Storm Boris.
The psychological crime thriller movie 'Se7en,' starring Morgan Freeman, premiered in New York.
Spanish Catholic priest Joseph Calasanz started the first public and free school in Europe.
Aboard the HMS Beagle, Charles Darwin discovered the Galapagos Islands.
