New Mexico became the 47th state to join the United States of America.
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Research into fossil footprints at White Sands National Park in New Mexico confirmed humans were in the Americas at least 21,000 years ago.
Rosewell UFO sighting.
The world's first atomic bomb was detonated.
Billy the Kid escaped from the Lincoln County jail in Mesilla, New Mexico.
A flying saucer crash at Roswell, New Mexico, was broadcasted to the public.