Erich Pommer in Berlin, was produced in a German, English, French, Hungarian as well as a silent version. The film also created the Operetta film genre. The "Erich-Pommer-Produktion der Ufa" turned out several international box office hits in the following years, most notably Josef von Sternberg's "The Blue Angel" (1930), starring Marlene Dietrich. Among his productions was a series of popular musical comedies such as "Die Drei von der Tankstelle" and "Der Kongreß tanzt" / "Congress Dances" and the science fiction spectacle "F.P.1", which was shot in three language versions. After the Nazi Party came to power early in 1933, UFA rescinded
Marlene Dietrich in the German city of Belsen throughout the war years, running a cinema frequented by Nazi officers and officials who oversaw the Bergen-Belsen concentration camp. Dietrich's mother remained in Berlin during the war; her husband moved to a ranch in the San Fernando Valley of California. Dietrich vouched on behalf of her sister and her sister's husband, sheltering them from possible prosecution as Nazi collaborators. Dietrich would later omit the existence of her sister and her sister's son from all accounts of her life, completely disowning them and claiming to be an only child. Dietrich received the Medal of Freedom