Milton S. Hershey founded Hershey’s Chocolate Company in Lancaster, Pennsylvania, US.
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Martial Law was declared in Seattle by President Grover Cleveland due to anti-Chinese unrest.
The Beatles made their first appearance on the ''Ed Sullivan Show" and pulled in a record-breaking 73.7 million viewers.
The Soviet R-7 Semyorka, the world's first Intercontinental ballistic missile, became operational.
Halley's Comet was last seen from Earth. It only orbits the Earth once every 75 to 76 years.
Donald Trump's second impeachment trial began.
