The University of Greifswald was founded in Germany. It was the second university in continental Northern Europe.
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The Russian Soyuz MS-18 spaceflight landed in the Kazakh Steppe, Kazakhstan.
The Treaty of Campo Formio was signed between France and Austria.
Thomas Edison filed his patent for the Optical Phonograph.
The US population reached 300 million people.
The Nobel Peace Prize was awarded to humanitarian Mother Teresa.
