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On this day in 1816, a fort on the Apalachicola River in Florida was fire bombed by the U.S. Army. The fort had provided home and safety to over 300 black and Choctaw families. This marked the beginning of the Seminole Wars and the eventual US conquest of Florida.
This is a short history of the attack: https://libcom.org/history/negro-fort-massacre
Pictured is a commemorative plaque at the location