He was persecuted by the Nazis, particularly by
Joseph Goebbels, and consequently fled the country. On 10 May 1933 his books were burnt during the
Nazi book burnings. Mehring emigrated to
Vienna, where he met the actress and writer
Hertha Pauli. She was his companion during his escape from the Nazis through
France. He dedicated his "Briefe zur Mitternacht" ("Midnight Letters") to her. The period spent in France he also described in
No Road Back. When the Nazis occupied France, he was briefly imprisoned in an internment camp. He managed to escape and, together with Hertha Pauli, he wandered around France, meeting many other people on the run from the Nazis:
Franz Werfel,
Alma Mahler-Werfel,
Heinrich Mann,
Leonhard Frank,
Emil Gumbel. In
Marseille they met
Varian Fry (
Emergency Rescue Committee), who helped them to escape. ==Exile==