Fatto generale: 1763 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 1763 is the product of twin primes.
Trivia: 1763 is a boring number.
Data storica: October 28th is the day in 1982 that the Spanish Socialist Workers' Party wins elections, leading to the first Socialist government in Spain after death of Franco.