The Duchy of Castro was a fiefdom in central Italy formed in 1537 from a small strip of land on what is now Lazio's border with Tuscany, centred on Castro...

Apulia Duchy of Sora Duchy of Ferrara Duchy of Urbino Duchy of Camerino Duchy of Castro Duchy of Parma Duchy of Poland Duchy of Prussia Duchy of Warsaw...

and the Farnese dukes of Parma, who controlled Castro and its surrounding territories as the Duchy of Castro. Papal politics of the mid-17th century were...

The Duchy of Savoy (Italian: Ducato di Savoia; French: Duché de Savoie) was a territorial entity of the Savoyard state that existed from 1416 until 1847...

Italy. The titles of Duke of Parma and Piacenza and Duke of Castro were held by various members of the family. Its most important members included Pope Paul...

The Duchy of Modena and Reggio (Italian: Ducato di Modena e Reggio; Latin: Ducatus Mutinae et Regii; Emilian: Duchêt ed Mòdna e Rèz) was an Italian state...

The Duchy of Florence (Italian: Ducato di Firenze) was an Italian principality that was centred on the city of Florence, in Tuscany, Italy. The duchy was...

The Duchy of Parma and Piacenza (Italian: Ducato di Parma e Piacenza, Latin: Ducatus Parmae et Placentiae) was an Italian state created in 1545 and located...

Piacenza Duchy of Castro (in personal union with Parma) Duchy of Urbino Marquisate of Bastia Marquisate of Castiglione (raised to Principality of Castiglione...

Castro was an ancient city on the west side of Lake Bolsena in the present-day comune of Ischia di Castro, northern Lazio, Italy. It was destroyed at...