Jefferson Davis becomes the president of the Confederacy, Pluto is discovered, a cow flies, the first Church of Scientology is formed, the Chicago Seven are found not guilty, and Dale Earnhardt dies at the Daytona 500, all on this day.
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Public domain
1516: Queen Mary I of England, whose brutal persecution of Protestants caused her opponents to give her the sobriquet "Bloody Mary," is born at the Palace of Placentia in Greenwich, London.