Theodor Becker

By the director of Cabinet of Dr.Caligari, this is the Passion embedded in a contemporary story. An anarchist jailed for an attempted assassination is told the Passion story by the prison chaplain... (imdb)

The last part of Fridericus Rex's main focus is entirely on the battle after years of conflict with Austria, which allied itself with France and Russia finally opens against Prussia in 1756 in the Seven Years War. (de.wikipedia.org)

Alexander Dumas published The Black Tulip in 1850. The movie, Das Fest der schwarzen Tulpe, was advertised as being based upon the novel. The book's hero is Cornelius Van Baerl, and as he spends most of the novel in prison, there is very little physical action in the plot. Therefore, more action scenes and other characters were probably introduced into the film script to make it more saleable to movie audiences.

Suddenly appearing in Florence, an evil seductress causes Cesare, the city's ruler, and his son to both fall madly in love with her. The son, killing his father before an order to torture the woman can be carried out, then turns the city's churches into dens of sexual debauchery. Acts of evil and corruption continue unabated until the arrival of Death, who brings with her a horrible plague which she is about to loose upon the city. (imdb)