Ukraine prospered for several centuries in the Middle Ages until its 1240 conquest by these forces from the East
Though much of the Mongol impact was negative, their conquest proved in a .... 
Western Russia, including Ukraine, freed itself of Mongol control in the late 
medieval period,... [DOC] [TLE] Russian History: From the Early East Slavs to the Grand Duchy of ... [PAR] Sep 26, 2012 ...