Dorothea von Salviati's father-in-law was born on what date?
Dorothea von Salviati Dorothea von Salviati (1907–1972), was the wife of Prince Wilhelm of Prussia, the eldest son of Crown Prince Wilhelm, the eldest son and heir of the last German Emperor, Wilhelm II.
Princess Louise of Anhalt-Dessau (1798–1858) "Louise" Fredericka of Anhalt-Dessau (German: "Luise Friederike von Anhalt-Dessau" ) (1 March 1798 – 11 June 1858) was a member of the House of Ascania and a Princess of Anhalt-Dessau by birth. Through her marriage to Gustav, Landgrave of Hesse-Homburg, Louise became Landgravine consort of Hesse-Homburg from 1846 until 1848.