Question: What is the date of death of Berthe De Rohan's husband?
Sentence (from "Carlos, Duke of Madrid"): He was the Carlist claimant to the throne of Spain under the name Carlos VII from 1868 (his father's Spanish abdication), and the Legitimist claimant to the throne of France under the name Charles XI after the death of his father in 1887.
Relevant evidence: No