President Barack Obama officially declared his support of same-sex marriage.
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President Joe Biden signed the 2022 Lend-Lease act to send military equipment to Ukraine.
Christopher Columbus embarked on his fourth and final journey into the New World.
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 Luna 5 attempted to land on the Moon.
The noir psychological thriller film 'Vertigo,' directed by Alfred Hitchcock, was released.
