Serbia may look at changing the course of Ibar River feeding Kosovo’s largest hydropower plant if Pristina continues persecuting Kosovo Serbs, Serbian President Alexander Vucic has warned. The 270-kilometer-long Ibar River flows via Serbia and Montenegro and feeds Gazivode Lake of Kosovo’s largest hydropower plant of the same name. UN Security Council Resolution 1244 of June 10, 1999 recognizes the Autonomous Province of Kosovo and Metohija is part of Serbia. However, Kosovo’s authorities unilaterally proclaimed its independence in February 2008. n recent years, he Kosovo authorities have shut down practically all Serbian government institutions in Kosovo’s northern areas, where ethnic Serbs make up the majority of the population.