Both the King and his son have been deposed by popular demand. The now Prinz of Arkadia certainly enjoys his new role, which without much changing his lifestyle leaves him free to concentrate on his main interest -women. Including an actress who once wrote a mocking song about him -a song that he likes to sing.

Hans, living in Vienna during the Great Depression, intends to drown himself in the river after losing his livelihood. While there he meets a girl named Anna after pulling her from the river.

The film "Die Unbesiegbaren" covers an episode in German history, in which the Bismarck government tried to mitigate the rise of the social-democrat movement.

During the unloading of the freighter "Florida", West German dock workers discover napalm bombs instead of the specified precision machines - and a deceptive maneuver by the American occupying forces: the workers had already refused to unload the ship in France, where it was named "Chicago". It was refloated on the voyage to Germany. The German dockers also went on strike. Among them was Hein Jensen, who found it particularly difficult to take part. He had just found work again with difficulty. He needs the money because he wants to get married. His bride Helga has just given birth. When the Americans try to blackmail him into changing his colleagues' minds, he knows where his place is. The strike turns into a huge peace demonstration.