TIL inoculation was introduced to America in 1706 by an West African slave named Onesimus, who taught his owner Cotton Mather how his parents inoculated him as a child. in 1721, Mather used this method to successfully combat a smallpox outbreak in Boston.

TIL inoculation was introduced to America in 1706 by an West African slave named Onesimus, who taught his owner Cotton Mather how his parents inoculated him as a child. in 1721, Mather used this method to successfully combat a smallpox outbreak in Boston. https://en.wikipedia.org/wiki/Cotton_Mather#Smallpox_inoculation_controversy horus000 January 31, 2019 at 08:40PM