Frederick William, Elector of Hesse
…of Hesse-Kassel (or Hesse-Cassel). He was born at Hanau on 20 August 1802. He was the son of Prince William, later William II, Elector of Hesse, and Princess Augusta of Prussia, daughter of King Frederick William II of Prussia. During the French occupation of Hesse-Kassel from 1806 to 1813, he stayed with his mother in Berlin…