Alexandre Dumas,
Celebrated Crimes (Complete)
“ His uncle Frederic succeeded; and so, in the three years of his papacy, Alexander VI had seen five kings upon the throne of Naples, while he was establishing himself more firmly upon his own pontifical seat—Ferdinand I, Alfonso I, Charles VIII, Ferdinand II, and Frederic. All this agitation about his throne, this rapid succession of sovereigns, was the best thing possible for Alexander; for each new monarch became actually king only on condition of his receiving the pontifical investiture. The consequence was that Alexander was the only gainer in power and credit by these changes ”
