general_fact: 1758 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 1758 is an uninteresting number.
trivia: 1758 is a boring number.
historical_date: October 23rd is the day in 1946 that the United Nations General Assembly convenes for the first time, at an auditorium in Flushing, Queens, New York City.