The first flight over the North Pole was completed, flown by Richard E. Byrd with co-pilot Floyd Bennett.
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President Joe Biden signed the 2022 Lend-Lease act to send military equipment to Ukraine.
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 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.
