Fait mathématique: 1767 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 1767 is an uninteresting number.
Date historique: November 1st is the day in 1916 that Paul Miliukov delivers in the State Duma the famous "stupidity or treason" speech, precipitating the downfall of the Boris Stürmer government.