Where is the state located where Taddeo Manfredi served as commander?
Taddeo Manfredi:  As a condottiere (mercenary leader), he was commander in the Florentine (1443–1448 and 1452) and Neapolitan (1448–1452) armies. Republic of Florence: The Republic of Florence, also known as the Florentine Republic (Italian: "Repubblica Fiorentina" ; ] ), was a medieval and early modern state that was centered on the Italian city of Florence in Tuscany.
Tuscany