Nazi forces moved on Britain for the first time after attacking shipping containers in the English Channel.
Source
West Virginia had its hottest day on record at a sweltering 112°F (44°C).
Wyoming became the 44th state to join the United States of America.
The Scopes Monkey Trial took place in Dayton, Tennessee.
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.