Bosnian Serb authorities boost neighboring Serbia's populist leader ahead of a key election

Serbia's populist leader Aleksandar Vucic faces a key parliamentary election this weekendBANJA LUKA, Bosnia-Herzegovina -- With Serbia's populist leader Aleksandar Vucic facing a key parliamentary election this weekend, his allies in neighboring Bosnia are doing everything they can to help — including banning rallies in support of a Serbian student movement that is Vucic's main challenger in the vote. Bosnia has a large ethnic Serb population with thousands of dual nationals with both Bosnian and Serbian citizenship, thanks to historic and ethnic ties stemming from the era of the joint Yugoslav federation. They are eligible to vote in Serbia’s election and are part of that country's 6.4-million-strong electorate. The leaders of Bosnia’s autonomous ethnic Serbian republic — known as Republika Srpska — are close allies of Vucic, but many ordinary people are also sympathetic to the student protesters who have challenged Vucic's tight grip on power in Serbia. In the past month, Bosnian Serb police banned two events that students in Republika Srpska tried to organize in support of their fellow students in Serbia. Police cited security reasons for the latest ban of a student gathering in...