Margrave Albert Frederick of Brandenburg-Schwedt
Albert Frederick, Prince of Prussia, Margrave of Brandenburg-Schwedt (24 January 1672 – 21 June 1731), was a Lieutenant General in the army of the Electorate of Brandenburg-Prussia (later Kingdom of Prussia) and Grand Master of the Order of Saint John.His elder brother Philip William held the town and lands of Schwedt.Albrecht Frederick joined the Prussian army as a volunteer in 1689, at the beginning of the War of the Palatine Succession against France.In 1694 he participated in the campaign in Italy and was on 9 March 1695, he was promoted to lieutenant general.Beginning 14 February 1702 he fought against France as head of an infantry regiment in the War of Spanish Succession as the commander of the Prussian corps in the Netherlands.