| Description | Parliamentary act of divorce between Archibald, Earl of Roseberry, and Harriet, Countess of Roseberry, on the grounds of her adultery with Sir Henry St John Carew St John Mildmay, enabling the Earl to remarry while forbidding her to marry St John Mildmay (they did, in fact, marry in Wurttemberg later in that year). Harriet was the 1st cousin of William, 3rd Earl of Radnor (1779-1869) and the sister of St John Mildmay's first wife, who had died in 1810; St John Mildmay himself was the brother of the 3rd Earl of Radnor's second wife, Judith Anne |