what is the vision Anton Checkove presents for Russia to achieve social progress ? Quotation

The nineteenth century offered two important developments to Russia which are manifested in the play. In the 1830's, the railroads arrived, an important step in Russia's move into a more international sphere. More importantly, in February of 1861, Russia's vast population of serfs was liberated for good, bringing a long-awaited social change. These two dimensions, social change and the growing importance of the international community, pervade the play and even drive the plot.