He married in 1852 Marie Caroline, daughter of the Archduke Charles, the victor of Aspern.
Jackson felt awed by the love Marie and Frederick shared.
Jackson noticed a woman dressed as Marie Antoinette, staring at him.
The words were constantly altered and added to during the Terror and later; thus the well-known lines, "Madame Veto avait promis De faire egorger tout Paris On lui coupa la tete," &c., were added after the execution of Marie Antoinette.
Having borne the title of duke of Montpensier until his grandfather's death in 1752, he became duke of Chartres, and in 1769 married Louise Marie Adelaide de Bourbon-Penthievre, daughter and heiress of the duke of Penthievre, grand admiral of France, and the richest heiress of the time.
