William Frederick, Margrave of Brandenburg-Ansbach in Unterreichenbach and was succeeded by his son Charles William Frederick, called "The Wild Margrave". William Frederick, Margrave of Brandenburg-Ansbach William Frederick, Margrave of Brandenburg-Ansbach (8 January 1686 – 7 January 1723), was Margrave of the Principality of Brandenburg-Ansbach from 1703 until his death in 1723. He was the younger brother of Caroline of Ansbach and thus brother-in-law of George II of Great Britain. William Frederick was born in Ansbach in 1686 to John Frederick, Margrave of Brandenburg-Ansbach, and his second wife, Eleonore Erdmuthe of Saxe-Eisenach. His two surviving half-brothers, Margraves Christian Albert and George Frederick II, both died unmarried
Caroline of Ansbach any embarrassing scenes nor did she take lovers. She preferred her husband's mistresses to be ladies-in-waiting, as that way she believed she could keep a closer eye on them. The succession of her husband's family to the British throne was still insecure, as Queen Anne's half-brother James Stuart contested the Hanoverian claim, and Queen Anne and Caroline's grandmother-in-law Dowager Electress Sophia had fallen out. Anne refused permission for any of the Hanoverians to visit Britain in her lifetime. Caroline wrote to Leibniz, "I accept the comparison which you draw, though all too flattering, between me and Queen Elizabeth as a