LIII THE NEW EMPIRES OF THE EUROPEANS IN ASIA AND OVERSEAS

this great central power of the old world, which is neither altogether of the East nor altogether of the West, is one of the utmost importance to our human destiny. Its expansion is very largely due to the appearance of a Christian steppe people, the Cossacks, who formed a barrier between the feudal agriculture of Poland and Hungary to the west and the Tartar to the east. The Cossacks were the wild east of Europe, and in many ways not unlike the wild west of the United States in the middle nineteenth century. All who had made Russia too hot to hold them, criminals as well as the persecuted innocent, rebellious serfs, religious secretaries, thieves, vagabonds, murderers, sought asylum in the southern steppes and there made a fresh start and fought for life and freedom against Pole, Russian and Tartar alike. Doubtless fugitives from the Tartars to the east also contributed to the Cossack mixture. Slowly these border folk were incorporated in the Russian imperial service, much as the highland clans of Scotland were converted into regiments by the British government. New lands were offered them in Asia. They became a weapon against the dwindling power of the Mongolian nomads, first in