During the Central Committee plenum of 19 December 1930, Alexey Rykov, the Chairman of the Council of People's Commissars (the equivalent of a Western head of government) was succeeded by Molotov.
På mødet i Centralkomitéen den 19. december 1930 blev Aleksej Rykov, Formanden for Folkekommissærernes råd (som tilsvarede en vestlig regeringschef) afløst af Molotov.