Residents in four Serb-majority municipalities in northern Kosovo cast their votes on Sunday on removing their ethnic Albanian mayors from office. The referendum, endorsed by Western nations, aims to alleviate tensions between Kosovo and neighbouring Serbia, both aspiring for European Union membership. Serbia endorses calls for mayors’ resignationThe main ethnic Serb party in Kosovo, Srpska List, which maintains close ties with Belgrade, has urged a boycott of the vote. An estimated 46,500 residents are anticipated to participate in 47 polling stations, with a majority vote required for the ma…