Duke Frederick VIII (July 6, 1829 – January 14, 1880) was the German pretender to the throne of Schleswig-Holstein from 1863, although in reality Prussia took overlordship and real administrative power.
Frederick VIII was the first Duke of the Duchy of Schleswig-Holstein from the countrys creation in 1867 to his death in1880. He was the father of Ernst Gunther I of Schleswig-Holstein and the son of Christian August II.
Ernst Günther, Herzog von Schleswig-Holstein 1863-1921 57 years old Louise Sophie , Prinzessin von Schleswig-Holstein-Sonderburg-Augustenburg 1866-1952 86 years old 4 children
Frederick VIII, Duke of Schleswig-Holstein-Sonderburg-Augustenburg. by Camille Silvy albumen carte-de-visite, 16 November 1860 3 3/8 in. x 2 1/8 in. (86 mm x 55 mm) image size
Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg (1785-1831) (46 years) Mother Louise Caroline, Princess of Hesse-Kassel (1789-1867) (78 years) Marriage 1842-98 (56 years, widowed) Died January 29, 1906 (87 years)
Frederik VIII August 1863–1880 Frederick proclaimed himself Duke of Schleswig-Holstein in 1863 and was recognized by Prussia as equivalent of mediatized principalities. Ernest Günther 1880–1921 Albert 1921–1931
HRH Charles's 2-Great Uncle. Philippe of Belgium's Great-Great-Grandfather. Grand Duke Henri's Great-Great-Grandfather. HM Margrethe II's Great-Grandfather.
The Ancestry of Duke Frederick of Schleswig-Holstein (1829-1880) by William Addams Reitwiesner On 15 November 1863, King Frederik VII of Denmark died, thus bringing to a head the whole complex of diplomatic and other issues known as the Schleswig-Holstein Question.
Duchy of Schleswig-Holstein: In November 1863, Prince Friedrich of Schleswig-Holstein-Sonderburg-Augustenburg claimed the twin duchies as Friedrich VIII, Duke of Schleswig-Holstein after the death without a male heir of King Frederick VII of Denmark, who was also the Duke of Schleswig and the Duke of Holstein.
The meeting of assemblies in Schleswig and Holstein favored Christian's VIII brother-in-law, Herzog [17 August 1884-1869] Christian August of Schleswig-Holstein-Sonderburg-Augustenburg]], who was the son of Friedrich VI. - presumably external - Sister Louise Auguste would have become a duke under the previous arrangement.