Thousands of protesters took to the streets across Serbia, smashing windows of the governing party’s headquarters in the northern city of Novi Sad , where the country’s antigovernment revolt started more than nine months ago.

The protesters came out in force for a third night on Thursday, following major clashes earlier in the week that saw dozens detained or injured, demanding that President Aleksandar Vucic call an early election.

In Novi Sad, where a train station canopy collapsed last year, killing 16 people and creating public anger over alleged corruption in infrastructure projects, protesters attacked the offices of the governing Serbian Progressive Party (SNS), carrying away furniture and documents, and splashing paint on the entrance.

“He is finished,” they shouted, with

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