Fait général: 5990 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5990 is a boring number.
Culture générale: 5990 is a boring number.
Date historique: May 25th is the day in 1997 that a military coup in Sierra Leone replaces President Ahmad Tejan Kabbah with Major Johnny Paul Koromah.