William Frederick, Margrave of Brandenburg-Ansbach 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 and without legitimate issue. He married his first cousin, Christiane Charlotte of Württemberg-Winnental. He died
Caroline of Ansbach on the heart) rather than the separation from his mother. Further tragedy occurred in 1718, when Caroline miscarried at Richmond Lodge, her country residence. Over the next few years, Caroline had three more children: William, Mary and Louise. Leicester House became a frequent meeting place for the ministry's political opponents. Caroline struck up a friendship with politician Sir Robert Walpole, a former minister in the Whig government who led a disgruntled faction of the party. In April 1720, Walpole's wing of the Whig party reconciled with the governing wing, and Walpole and Caroline helped to effect a reconciliation between the