He has accused the movement of being a foreign-funded coup attempt.“Let us go out and defeat them! Defeat them decisively!” he told supporters on Thursday.Serbia lacks reliable independent polling.

But political scientist Dusan Vucicevic told the AFP news agency he expected the students to win more than 40 percent of the vote, far more than any opposition list since the SNS took power in 2012.The Associated Press news agency reported that polls suggested a close race between the two sides, raising fears of incidents if both claim victory.Twenty-four Serbian civil society groups warned this week that conditions for “free and fair elections” were lacking, and a monitoring group cited more than 100 violent incidents during the campaign.On Wednesday, prosecutors questioned six people arrested on suspicion of plotting “violence, riots and attacks” on election day.