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In page Princess Victoria Adelaide of Schleswig-Holstein:

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Princess Victoria Adelaide was born on 31 December 1885 at Castle Grünholz, Schleswig-Holstein, Prussia as the eldest daughter of Frederick Ferdinand, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and his wife Princess Karoline Mathilde of Schleswig-Holstein-Sonderburg-Augustenburg. Her father was the eldest son of Friedrich, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and a nephew of Christian IX of Denmark. One month before the birth of Victoria Adelaide, he had succeeded to the headship of the House of Schleswig-Holstein-Sonderburg-Glücksburg and the title of duke upon the death of his father on 27 November 1885.