 After the end of the Civil War, Russia again faced the pre-revolutionary problem of agrarian overpopulation (the "Malthusian-Marxist trap").In the reign of Nicholas II, overpopulation caused a gradual decrease in the average allotments of land, the surplus of workers in the village was not absorbed by the outflow to the cities (amounting to about 300 thousand people per year, with an average increase of up to 1 million people per year), nor by emigration Stolypin government program of resettling colonists in the Urals.In the 1920s, overpopulation took the form of urban unemployment.