Patrimony of Saint Peter
The expression Patrimonium Sancti Petri, or shorter Patrimonium Petri, meaning 'Patrimony of (Saint) Peter', originally designated the landed possessions and revenues of various kinds that belonged to...
Duchy of Rome
The Duchy of Rome (Latin: Ducatus Romanus) was a Byzantine district in the Exarchate of Ravenna. Like other Byzantine states in Italy, it was ruled by an imperial functionary with the title dux. T...
Duchy of Rome - Wikipedia