In 1923 he was joint founder of the Society of Friends of New Russia, because of which he celebrated his 60th birthday in Moscow, which was unusual for someone in his position.
1923 war er Mitgründer der Gesellschaft der Freunde des neuen Rußland, wobei er seinen 60. Geburtstag in Moskau feierte, was für jemanden in seiner Position sehr ungewöhnlich war.