Frederick I of Prussia (died 1713)

Frederick I of Prussia

Elector of Brandenburg (1688–1713) and King in Prussia (1701–1713)

Frederick I, of the Hohenzollern dynasty, was Elector of Brandenburg (1688–1713) and Duke of Prussia in personal union (Brandenburg–Prussia). The latter function he upgraded to royalty, becoming the first King in Prussia (1701–1713). From 1707 he was in personal union with the…