He took part in the International Congress of Writers in defense of culture at Paris, with Mikhail Koltsov, a severe critic of the soviet bureaucratic state, who was later executed by Stalin.
El a luat parte la Congresul Internațional al Scriitorilor de la Paris, împreună cu Mihail Kolțov, un critic sever al aparatului birocratic sovietic, care mai târziu a fost executat de Stalin.