Armorial of Spanish monarchs in Italy
The Spanish monarchs of the House of Habsburg and Philip V used separate versions of their royal arms as sovereigns of the Kingdom of Naples-Sicily, Sardinia and the Duchy of Milan with the arms of these territories. == Introduction == The Kingdom of Sicily was ruled as an independent kingdom by relatives or cadet branch of the house of Aragon until 1409 and thence as part of the Crown of Aragon.
Source: Wikipedia — Armorial of Spanish monarchs in Italy (CC BY-SA 4.0)