Serbian President Aleksandar Vucic has announced tough measures against antigovernment protesters following days of riots challenging his rule.

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.

The situation has put pressure on Serbia's increasingly autocratic President Aleksandar Vucic, who has refused the protesters' demand to call an early parliamentary election.

Protests against the government of President Aleksandar Vučić in Serbia saw a fourth consecutive day of violence on Saturday night. The most severe riots occurred in the central town of Valjevo, where opponents of the government set fire to the office of Vučić's Serbian Progressive Party (SNS) and damaged buildings of the city administration and the local public prosecutor's office.

Dan Tana — the professional soccer player turned restaurateur, whose Italian hot spot was beloved by Hollywood stars — has died at age 90. His namesake restaurant, Dan Tana’s, posted about his death on Facebook on Saturday, Aug. 16. His daughter Gabrielle said that he died from cancer at a hospital in Belgrade, Serbia, the New York Times reported.

Angry protesters clashed with police in a town in western Serbia and in the capital Belgrade on Saturday as tensions soared further in the Balkan nation following days of violent demonstrations. Wearing scarves over their faces and chanting slogans against President Aleksandar Vucic,

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.