Mezue ahịrịokwu na-esonụ: Alaka nke Mantua Gonzagas ghọrọ Duke nke Nevers na Rethel na France mgbe Luigi (Louis) Gonzaga, nwa nwoke nke Federico II Gonzaga, Duke nke Mantua, na Margherita Paleologa, lụrụ onye nketa. Ndị Gonzaga-Nevers mechara chịa Mantua ọzọ mgbe nwa Louis bụ Charles (Carlo) ketara Mantua na Montferrat, na-akpali ndị
Agha nke Mantuan.