Question: Who is the paternal grandfather of Caroline Campbell, Duchess Of Argyll?
Sentence (from "Caroline Campbell, Duchess of Argyll"): In 1810, prior to Paget's elevation to the peerage, the couple were divorced as a result of his affair with Lady Charlotte Wellesley, whose husband, Henry Wellesley, 1st Baron Cowley, was the brother of the Duke of Wellington.
Relevant evidence: No