Duchy of Oldenburg
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The Duchy of Oldenburg, named for its capital, the town of Oldenburg, was a state in the north-west of present-day Germany.
Schloss Oldenburg
Eutin Castle
Oldenburg parliament building (German: Landtag)
Duke of Holstein-Gottorp
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Holstein-Gottorp is the historiographical name, as well as contemporary shorthand name, for the parts of the duchies of Schleswig and Holstein, also known as Ducal Holstein, that were ruled by the duk
Duchy of Oldenburg
…member of the Danish line of the House of Oldenburg. In 1773, the Treaty of Tsarskoye Selo transferred the county to Frederick August I of the junior Holstein-Gottorp branch. Subsequently, the county was elevated to a duchy. After annexation by the French Empire in 1810, the duchy was restored as a grand duchy in…
Gottorf Castle, after which the house of Holstein-Gottorp is named