British driver Arthur MacDonald was the first to break 100 miles per hour in an automobile at Daytona Beach, Florida, US.
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Alvan Graham Clark discovered the white dwarf star Sirius B.
A chimpanzee named Ham became the first primate to go to space aboard the US MR-2 spacecraft.
The French government made it so that Parisian women could legally wear pants.
The first-ever daytime soap opera, These Are My Children, aired on NBC.
The United Kingdom left the European Union, also known as 'Brexit.'