[PAR] [TLE] Frederick VIII, Duke of Schleswig-Holstein [SEP] Duke Frederick VIII (Danish: "Frederik Christian August af Slesvig-Holsten-Sønderborg-Augustenborg" ; German: "Friedrich Herzog von Schleswig-Holstein-Sonderburg-Augustenburg" ) (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. [PAR] [TLE] Ernst Gunther, Duke of Schleswig-Holstein [SEP] Ernst Gunther, Duke of Schleswig-Holstein (August 11, 1863 – February 22, 1921) was a son of Frederick VIII, Duke of Schleswig-Holstein and Princess Adelheid of Hohenlohe-Langenburg.  He inherited his father's title as titular duke of Schleswig-Holstein.
[PAR] [TLE] Frederick VIII , Duke of Schleswig - Holstein [ SEP ] Duke Frederick VIII ( Danish : " Frederik Christian August af Slesvig - Holsten - Sønderborg - Augustenborg " ; German : " Friedrich Herzog von Schleswig - Holstein - Sonderburg - Augustenburg " ) ( 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 . [PAR] [TLE] Ernst Gunther , Duke of Schleswig - Holstein [ SEP ] Ernst Gunther , Duke of Schleswig - Holstein ( August 11 , 1863 – February 22 , 1921 ) was a son of Frederick VIII , Duke of Schleswig - Holstein and Princess Adelheid of Hohenlohe - Langenburg . He inherited his father 's title as titular duke of Schleswig - Holstein .
From when was the father of Ernst Gunther pretender to the throne of Schleswig-Holstein?
From when was the father of Ernst Gunther pretender to the throne of Schleswig - Holstein ?
1863
1863