Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
14
Clocks made before 1660 had only one hand - an hour hand.
41
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
During the 1600's, boys and girls in England wore dresses until they were about seven years old.
63
The World Trade Center towers used to have two zip codes, 10047-10048, one for each building.
77
Napoleon had conquered Italy by the time he was twenty-six.
74
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
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