Who was known for his promotion of inoculation for disease prevention and owned the slave Onesimus?
Onesimus (Boston slave) Onesimus (late 1600s–1700s) was an African-born man held as a slave by Puritan minister Cotton Mather, who helped mitigate the impact of a smallpox outbreak in Boston by introducing Mather to the principle of inoculation. In a 2016 "Boston Magazine" survey, he was declared one of the "Best Bostonians of All Time".
Jack Gladstone Jack Gladstone was a Guianese slave who led the Demerara Slave rebellion of 1823, one of the biggest slave revolts in the British colonies.