CHAPTER XXI.
A GLANCE AT CENTRAL ASIA.--RUSSIAN CONQUEST IN TURKESTAN.--WAR AND DIPLOMACY AMONG THE KIRGHESE TRIBES.--RUSSIAN TAXES AND THEIR COLLECTION.--TURCOMAN AND KIRGHESE RAIDS.--PRISONERS SOLD INTO SLAVERY.--FORTIFIED VILLAGES AND TOWERS OF REFUGE.--COMMERCE IN TURKESTAN.--JEALOUSY OF FOREIGNERS.--TRAVELS OF VÁMBÉRY AND OTHERS.--VÁMBÉRY'S NARROW ESCAPE.--TURCOMAN CHARACTER.--PAYMENTS FOR HUMAN HEADS.--MARRIAGE CUSTOMS AMONG THE TURCOMANS.--EXTENT AND POPULATION OF CENTRAL ASIA. 428