Through his father he was the nephew of Prince Leopold IV of Lippe who was married to his aunt Princess Bertha.
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He was succeeded by his eldest grandson Leopold IV, because his son, the Hereditary Prince Frederick, had predeceased him.
Leopold IV, Duke of Austria (1371-1411), Habsburg Duke of the Leopoldinian Line, ruled from 1386
The Duke's Administrative Officer and close friend was Christian Raster, a German statesman.
After the rise of Nazism in Germany all three of his sons by his first wife became members of the party.
Anna married secondly to Leopold IV, Prince of Lippe, second eldest child of Count Ernst of Lippe-Biesterfeld and his wife Countess Karoline of Wartensleben, on 26 April 1922 in Büdingen.
The Principality of Lippe came to an end on 12 November 1918 with the abdication of Leopold IV, with Lippe becoming a Free State.