As many as 120,000 protesters took part in a huge protest in Brussels on November 6, a mass march against the new center-right government's austerity policies.John Thys/Getty Images
The protest started out peacefully but quickly turned violent -- cars were overturned and set alight, and stones thrown at police.John Thys/Getty Images
Riot police responded using water cannons and pepper spray to control the crowds.John Thys/Getty Images
Protesters, many of them union workers, oppose planned austerity measures including cuts to social security budgets, a freeze on wages, and a raised retirement age.John Thys/Getty Images
Unions are promising to take the streets every Monday until December 15, when a nationwide strike is planned.John Thys/Getty Images