In what War did the father of Princess Christina Margarethe of Hesse die?
Prince Christoph of Hesse Christoph Ernst August of Hesse (Frankfurt, 14 May 1901 – Apennine Mountains near Forlì, 7 October 1943) was the fifth son of Prince Frederick Charles of Hesse and Princess Margaret of Prussia. He was a German SS officer killed accidentally during World War II.
Prince Henry of Prussia (1900–1904) Prince Heinrich of Prussia, (German: "Heinrich Viktor Ludwig Friedrich" ; 9 January 1900 – 26 February 1904), was the haemophiliac third son and youngest child of Prince Henry of Prussia and Princess Irene of Hesse and by Rhine, and thus a grandson of Frederick III, German Emperor on his father's side and a great-grandson of Queen Victoria through both his mother and father. He died aged four.