Wyoming became the 44th state to join the United States of America.
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West Virginia had its hottest day on record at a sweltering 112°F (44°C).
Nazi forces moved on Britain for the first time after attacking shipping containers in the English Channel.
NASA launched Telstar 1, the world's first active communications satellite.
A chemical factory in Seveso, near Milan, Italy, exploded, covering surrounding areas in dioxin.
Aviator Howard Hughes started his around-the-world flight.
