The mapping of Mars’ surface began.
Mariner 9 started mapping over 85% of the surface area of Mars on this day.
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Georgia became the 4th state to join the United States of America.
The Duquesne Spy Ring, a Nazi German espionage network, was sentenced to prison.
The Alemanni crossed the frozen Rhine in large numbers and invaded the Roman Empire.
A patent was awarded to Willis Carrier, which gave us the world’s first Air Conditioner.
Prolific serial killer Peter Sutcliffe, also known as the 'Yorkshire Ripper,' was arrested in Sheffield, UK.
