Israel declared independence from the British administration.
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The USA's first space station, Skylab, was launched into Earth's orbit.
Edward Jenner, an English country doctor, gave the first vaccination against smallpox.
Underground America Day was first observed, which recognizes the approximately 6,000 people who live in some form of underground architecture across North America.
The Talyllyn Railway in Wales became the first railway line in the world to be run solely by volunteers.
The ban on Sunday baseball was lifted in Washington, D.C., making it the 3rd city to do so.