Haitian coup d’état started, and President Henri Namphy overthrew President Leslie Manigat.
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The University of Oxford, England, received its first charter from the Archbishop of Canterbury.
Donald Trump ended family separation on the southern border.
West Virginia was admitted as the 35th US state during the height of the US Civil War.
The Wikimedia Foundation Inc. was founded in St. Petersburg, Florida.
The asteroid Eureka was discovered by David H. Levy.