- Massachusetts--Boston1
- Orden de Santiago1
- Pelayo, King of Asturias, -7371
- Philip II, King of Spain, 1527-15981
- Philip III, King of Spain, 1578-16211
- Philip IV, King of Spain, 1605-16651
- Piccolomini, Alessandro1
- Piccolomini, Antonio Maria d'Enea1
- Piccolomini, Giovanni d'Andrea di Nanni Todeschini, 1475-15371
- Privileges and immunities1
- Ramiro II, King of Leon, -9511
- Roderick, King of the Visigoths, -711?1
- Sancho II, King of Castile and Leon, 1037 or 1038-10721
- Sancho IV, King of Castile and Leon, 1257-12951
- Sources1
- Spain--Granada1
- Spain--Navarre1
- Spain. Armada1
- Taxation1
- Urraca, Infanta de Zamora, 1033?-11011