Martial Law was declared in Seattle by President Grover Cleveland due to anti-Chinese unrest.
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The Soviet R-7 Semyorka, the world's first Intercontinental ballistic missile, became operational.
A US submarine collided with a Japanese high-school fishing training ship off the coast of Hawaii.
President Ulysses S. authorized the establishment of the United States National Weather Service (NWS).
Milton S. Hershey founded Hershey's Chocolate Company in Lancaster, Pennsylvania, US.
Donald Trump's second impeachment trial began.
