Nine years later, Fritz married Adini's first cousin, Princess Anna of Prussia (1836–1918), as his second wife. Eventually he became head of the House of Hesse-Kassel . Although they had six children together, Fritz and Anna were never emotionally close, and it is speculated that one reason was because Fritz was unable to overcome his grief for his first wife.
Charles of Hesse-Kassel (German: Karl von Hessen-Kassel; 3 August 1654 – 23 March 1730), of the House of Hesse, was the Landgrave of Hesse-Kassel from 1670 to 1730. Contents 1 Childhood