7279665 Seven Years\' War, between 1756 and 1763, King Frederick the Great by Unknown Artist, (19th century); Private Collection; (add.info.: Seven Years\' War, between 1756 and 1763, King Frederick the Great, Frederick II 1712-1786 at Lissa Castle after the Battle of Leuthen on 5 December 1757, Historical, digital reproduction of a 19th century original); 穢 Imagebroker.