German School, (18th century). Medium: colour lithograph. Frederick II (German: Friedrich II.; 24 January 1712 ? 17 August 1786) was a King in Prussia (1740?1772) and a King of Prussia (1772?1786) from the Hohenzollern dynasty. He is best known as a brilliant military campaigner and organizer of Prussian armies. Provenance: Private Collection / Peter Newark Pictures. Photographic rights held by The Bridgeman Art Library.