Question: What is the date of death of Archduchess Isabella Clara Of Austria's husband?
Sentence (from "Charles II, Duke of Mantua and Montferrat"): Charles Gonzaga, Duke of Mantua and Montferrat (31 October 1629 – 14 August 1665) was the son of Charles of Gonzaga-Nevers (+ 1631) of Rethel, Nevers, Mantua and Montferrat, and Maria Gonzaga.
Relevant evidence: Yes