math_fact: 87849 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 87849 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: July 9th is the day in 1793 that the Act Against Slavery is passed in Upper Canada and the importation of slaves into Lower Canada is prohibited.