Kosovo and Metohija, the heartland of medieval Serbia, of her culture politics and economy (1204-1455), experienced continuous waves of spiralling violence, forced migration and colonization under centuries-long Ottoman rule (1455-1912). A region which symbolizes the national and cultural identity of the Serbian nation as a whole now has an Albanian majority population, who consider it an ancient Albanian land, claiming continuity with ancient Illyrians. Kosovo was reincorporated into Serbia (1912) and Yugoslavia (1918) as a region lacking tradition of interethnic and interreligious tolerance and cooperation. The two rivalling Kosovo nations, Albanians and Serbs, remained distant, maintaining limited interethnic communication throughout the...