The Post Office is born, World War II gets its first flying ace, John Glenn becomes the first American to orbit the Earth, and a fire at a Great White concert leaves 100 dead, all on this day.
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National Archives and Records Administration
1895: Abolitionist Frederick Douglass dies of a heart attack or stroke at the age of 77 in Washington, D.C. Douglass was born a slave in Talbot County, Md., but escaped in 1838 and became a leader of the abolitionist movement, noted for his for his dazzling oratory skills and incisive antislavery writing.