Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
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The flushing toilet was invented in 1596, not by Thomas Crapper as most people think, but by Sir John Harington.
98
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
During WW2, captured German officers were sent to Britain as POWs and lived in luxury in Trent Park. This was done to make them feel relaxed. However, they were being listened to by 100 ‘listeners’. They revealed secrets about the holocaust, events in Berlin, Hitler's madness and V2 rocket bases.
17
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.
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