Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
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Each king in a deck of playing cards represents a great king from history: spades - King David, clubs - Alexander the Great, hearts - Charlemagne, and diamonds - Julius Caesar.
33
In 1918, after the treaty of Versailles (end of WWI), the French Commander-in-chief said "This is not a peace. It is an Armistice for 20 years." 20 years and 65 days later, WWII happened.
31
To take an oath, ancient Romans put a hand on their testicles
426
In ancient Rome it was considered a sign of leadership to be born with a crooked nose!
55
The great wall of China is 1,400 miles long!
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