Napoleon I of France won the Battle of Craonne, stopping Russian and Prussian forces in Northern France.
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Finland's Parliament House in Helsinki was inaugurated.
Dr. John Kellogg served the world's first cornflakes.
The first non-stop flight from America to Asia took place.
Queen Elizabeth II published her first post on Instagram.
US Air Force divers located the Challenger Space Shuttle's crew cabin at the bottom of the ocean.
