Inventor Otis Tufts patented the first elevator in the US.
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The Free Soil Party was formed by 465 delegates in Buffalo.
Engineer Alva J. Fisher patented the electric washing machine.
The Battle of Pharsalus ended.
Vice President Gerald Ford was sworn in as the 38th President of the United States after Richard Nixon handed in his resignation.
American forces made a second attack on Japan during World War II and dropped an atomic bomb on Nagasaki.