baldassare castiglione niccol machiavelli pietro bembo michelangelo buonarroti ariosto jacopo nardi gian giorgio trissino francesco guicciardini literary activity appeared end th century middle th century product political social conditions earlier age science history machiavelli guicciardini portrait niccol machiavelli santi di tito machiavelli guicciardini chief originators science history machiavelli 's principal works ''istorie fiorentine''
Humanities Languages and literature Italian Literature