Serbia’s President Aleksandar Vucic on Sunday announced tough measures against anti-government protesters following days of riots in the streets throughout Serbia that have challenged his increasingly autocratic rule in the Balkan country.

Serbia's president on Sunday vowed a "strong" response to anti-government protests, after nearly a week of violent clashes involving his supporters, police and demonstrators across the country.The mostly peaceful demonstrations deteriorated earlier this week when large groups of pro-government supporters — many masked and some armed with batons and fireworks — attacked protesters.

Serbia's president has vowed a "strong" response to anti-government protests after nearly a week of violent clashes involving his supporters, police and demonstrators across the country.

Anti-corruption protesters in Serbia set fire to the Valjevo offices of the country's ruling political party, city leaders said, amid clashes sparked by the deadly collapse of a rail station in November.

Anti-government protesters demolished the offices of the ruling Serbian Progressive Party (SNS) in the northern city of Novi Sad and clashed with police and SNS supporters in the capital Belgrade on Thursday,