The noir psychological thriller film “Vertigo,” directed by Alfred Hitchcock, was released.
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President Barack Obama officially declared his support of same-sex marriage.
John Burr patented a better rotary blade lawn mower, designed with traction wheels and a rotary blade that would not easily get stuck with grass clipping.
The United States became the first country to legalize a birth control pill.
A steam locomotive called City of Truro became the first steam engine to go over 100 miles per hour.
The Luna 5 attempted to land on the Moon.
