What country did Prince Christoph of Hesse die in?
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. Apennine Mountains: The Apennines or Apennine Mountains ( ; Greek: Ἀπέννινα ὄρη ; Latin: "Appenninus" or "Apenninus Mons "—a singular used in the plural; Italian: "Appennini" ] ) are a mountain range consisting of parallel smaller chains extending  1200 km along the length of peninsular Italy.
Italy