What kind of states does Niccolo Machiavelli describe in his book The Prince?

Niccolo Machiavelli describes about Ezio Auditore da Firenze who was a noble man of Florence and became a assassin for taking the revenge of his fathers and brothers from leader of Italian templars and the Pope VI Rodrego Borgia and he remove all influence of Borgia from entire Florence,Venezia And Roma..He was really a legend