During what war was the father of the Princess who was married to two men, one being a London based Dutch artist?
Princess Christina Margarethe of Hesse: Princess Christina Margarethe of Hesse (German: "Prinzessin Christina Margarethe von Hessen" ; 10 January 1933 – 22 November 2011) was the eldest daughter of Prince Christoph of Hesse and Princess Sophie of Greece and Denmark. Princess Christina Margarethe of Hesse:  From 1956 to 1962, she was married to Prince Andrew of Yugoslavia, with whom she had two children. Princess Christina Margarethe of Hesse:  Her second marriage to Robert Floris van Eyck, a Dutch artist based in London, lasted from 1962 to 1986. 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.
i don't know