 After the Nazi "Machtergreifung" in 1933, Jannings continued his career in the service of Nazi cinema.During the Third Reich, he starred in several films which were intended to promote Nazism, particularly the "Führerprinzip" by presenting unyielding historical characters, such as "Der alte und der junge König" ("The Old and the Young King" 1934), "Der Herrscher" ("The Ruler" 1937) directed by Veit Harlan, "Robert Koch" (1939), "Ohm Krüger" ("Uncle Kruger", 1941) and "Die Entlassung" ("Bismarck's Dismissal", 1942).He also performed in his famed role in "The Broken Jug" directed by Gustav Ucicky.