From the 1920s, he published lyric poetry and satirical prose in various magazines and newspapers such as the famous Weltbühne or Das Tage-Buch [de].

[1] Mehring emigrated to Vienna, where he met the actress and writer Hertha Pauli.

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.

[3] In Marseille they met Varian Fry (Emergency Rescue Committee), who helped them to escape.

He also wrote articles for Aufbau and became a naturalized US citizen, but never really managed to settle in the United States and returned to Europe after the war.