ɪn ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd twˈɛnti ˈeɪt, hiː ɹᵻtˈɜːnd tə mˈɑːskoʊ ænd wʌz pɹəmˈoʊɾᵻd tə bˌiːɪŋ tʃˈiːf ʌvðɪ ˈɑːɡpuː nˌɪɹ ˈiːstɚn sˈɛkʃən.
In April 1928, he returned to  Moscow and was promoted to being chief of the OGPU's Near Eastern Section.