Ukraine prospered for several centuries in the Middle Ages until its 1240 conquest by these forces from the East
The 
Conquest of the Land by Pre-Slavic inhabitants and Early East Slavs ... [6] 
Archeological evidence of these civilizations were found during the 20th century 
in .... of the largest polities of medieval Eurasia, their territory comprising... [DOC] [TLE] The Vineyard of the Saker: Ukrainian nationalism - its roots and nature [PAR] Feb 24, 2014 ...