Georgia became the 4th state to join the United States of America.
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A patent was awarded to Willis Carrier, which gave us the world’s first Air Conditioner.
Democratic Senator John F. Kennedy gave a speech announcing that he was running for US President.
The Alemanni crossed the frozen Rhine in large numbers and invaded the Roman Empire.
The US & Canada agreed to divert the Niagara River to protect the Niagara Falls from eroding.
The mapping of Mars' surface began.
