Fait général: 1775 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1775 is a member of the Fibonacci-type sequence starting with 1 and 7.
Culture générale: 1775 is a boring number.
Date historique: November 9th is the day in 1861 that the first documented football match in Canada is played at University College, University of Toronto.