Line of succession to the French throne (Bonapartist) sons, and it seemed unlikely that he would have any due to the age of his wife, Joséphine de Beauharnais. His eventual response was to have his marriage to Josephine annulled and to undertake a second marriage with Roman Catholic rites to Archduchess Marie Louise, daughter of Emperor Francis I of Austria. Their only child was Napoleon, King of Rome, known in exile as "Napoleon II" and as the Duke of Reichstadt. He died unmarried, thereby extinguishing the legitimate descent of Napoleon I. Meanwhile, Napoleon I's older brother, Joseph Bonaparte, recognized upon establishment of the First Empire as first in
Theodora (wife of Romanos I) wife of Christopher Lekapenos. Christopher was the eldest son of Romanos. The reference is typically ignored as a probable mistake by Symeon. However, ""Familles Byzantines"" (1975) by Jean-François Vannier interprets the comment to be correct and that both father and son had married daughters of Niketas, which would mean Theodora could not be the mother of Christopher. Her son could not marry her sister. The argument concludes that Christopher is the product of an earlier marriage and Theodora a second wife of Romanos. Her children with Romanos are: Theodora (wife of Romanos I) Theodora (, ; died 20 February 922)