The Rural Population in Ancient Times-The Peasantry in the Eighteenth Century-How Was This Change Effected?-The Common Explanation Inaccurate-Serfage the Result of Permanent Economic and Political Causes-Origin of the Adscriptio Glebae-Its Consequences-Serf Insurrection-Turning-point in the History of Serfage-Serfage in Russia and in Western Europe