Princess Mary of Great Britain Princess Mary of Great Britain Princess Mary of Great Britain (5 March 1723 – 14 January 1772) was the second-youngest daughter of King George II of Great Britain and his wife Caroline of Ansbach, and Landgravine of Hesse-Kassel as the wife of Landgrave Frederick II. Princess Mary was born at Leicester House, Westminster, London. Her father was the Prince of Wales, later King George II. Her mother was Caroline of Ansbach, daughter of Johann Friedrich, Margrave of Brandenburg-Ansbach. Her father succeeded, as George II, on 11 June 1727, and she became "HRH The Princess Mary". Upon her death in 1737,
Caroline of Ansbach King and her husband for the sake of public unity. Caroline wanted to regain her three eldest daughters, who remained in the care of the King, and thought the reconciliation would lead to their return, but negotiations came to nothing. George Augustus came to believe that Walpole had tricked him into the reconciliation as part of a scheme to gain power. The prince was isolated politically when Walpole's Whigs joined the government, and Leicester House played host to literary figures and wits, such as John Arbuthnot and Jonathan Swift, rather than politicians. Arbuthnot told Swift that Caroline had enjoyed his