In the project Konstantin Kotelnikov, Institute of the History, St. Petersburg State University, analyzed adaptation problems and related delinquent behaviour of Russian emigrants in Berlin in the period of 1919 – 1933. The research is based on the archive materials accumulated by German and Russian institutions as well as by German periodicals during the period. Results of the study were published as a CGES working paper. In addition, two papers on the most resonant case falling within the considered period, the murder committed by two Russian officers P.N. Shabelsky-Bork and S.V. Taboritsky in Berlin 1922, were submitted to peer-reviewed historical journals.