On this day: August 20

Published On: Aug 19 2012 02:46:11 AM CDT   Updated On: Aug 20 2013 01:00:00 AM CDT

Charles Darwin publishes his theory of evolution, the NFL is founded, Lou Gehrig belts his 23rd career grand slam and NASA heads for Mars, all on this day.

OTD August 20 - NFL
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1920: The National Football League is founded at a car dealership in Canton, Ohio. It was originally called the American Professional Football Conference and featured teams from the Ohio League.

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