The present members of this family bear the titles Prince[ss] of Luxemburg, Bourbon-Parma and Nassau (Royal Highness). Some interpret House Law as providing that only the children of the Grand Duke and of the heir apparent bear the title Prince[ss] of Luxemburg. If so, then the others may bear the Nassau and Bourbon-Parma titles only.Adolf Wilhelm August Karl Friedrich [see Nassau], Duke of Nassau 20 Aug 1839, lost his throne 20 Sep 1866 when Nassau was annexed to Prussia; succeeded King Willem III of the Netherlands, on his death without surviving male issue on 23 Nov 1890, as ADOLPHE, Grand Duke of Luxemburg, in accordance with the Nassau family compact; he was b.Biebrich 24 Jul 1817 and d.Schloß Hohenburg 17 Nov 1905; he m.1st St.Petersburg 31 Jan 1844 Elisabeth Mikhailovna, Grand Dss of Russia (Moscow 26 May 1826-Wiesbaden 28 Jan 1845); m.2d Dessau 23 Apr 1851 Adelheid Pss von Anhalt (Dessau 25 Dec 1833-Schloß Königstein 24 Nov 1916)