if you mean "revolution" that everyone rises up and casts off their chains, yep, time to lose that faith. most people are quite happy in whichever chains they put upon themselves, even when the frogs start boiling around them

if you mean "revolution" in terms of a coup from a minority interest group that sets up a government based on rule of law and minarchy, it's been done before (III%)

the reason their revolution failed was that they expected responsible civic action from the citizens as a whole, which is unrealistc