Postcards from Renaissance Rome. The papal court of Nicholas V from the letters of Florentine ambassadors (mid XV century)

The article aims to trace the phase of peace talks which held in Rome from autumn 1453 to spring 1454 in order to stop the war between Italian States. The point of view is the Florentine one through the letters of the ambassadors Bernardo Giugni and Giannozzo Pitti. Known but still unpublished, their correspondence gives a lot of information about the diplomatic agents and the Pope Nicholas V who hosted the meeting. Through an almost daily approach, Giugni and Pitti let scholars better understand not only the negotiations, but also the personality of the protagonists, their words thanks to the use of the direct speech and the relations between them. A sort of look to the precedents of the Peace of Lodi from an inside point of view. The outcome is a picture with many details not adequately highlighted so far