What was Johann Ernst Plamann's pupil, the future German chancellor, Duke of?
Johann Ernst Plamann Johann Ernst Plamann (22 June 1771, Repzin3 September 1834, Berlin) was a German child educator. He based his work on the ideas of Johann Heinrich Pestalozzi and Friedrich Ludwig Jahn. Among his pupils was future German chancellor Otto von Bismarck.
St. John's Church, Plön St. John's Church (German: "Johanniskirche" ) in the north German town of Plön was built in 1685 when Plön's new town, Neustadt, was developed by Duke John Adolphus as an independent parish church.