The independent kingdom of Naples - ruled by a bastard sideline of the house of Trastamara - was annexed directly by the Aragonese crown in the early years of the 16th century, and remained in personal union with Spain until the Treaties of Utrecht, Rastatt and Baden removed them.
What would've happened if Naples had not been annexed, even if it had remained connected to the Habsburgs like Portugal at the same time-period?
What would've happened if Naples had not been annexed, even if it had remained connected to the Habsburgs like Portugal at the same time-period?