Serbia has condemned NATO-led peacekeepers in neighbouring Kosovo for allegedly failing to cease "brutal actions" by Kosovo's police in opposition to ethnic Serbs.

More than a dozen folks have been injured in violent clashes on Friday.

The violence erupted when ethnic Serbs tried to dam lately elected Albanian mayors from getting into native authorities buildings.

Police fired tear gasoline to disperse the gang and let the brand new officers into the workplaces.

Several vehicles have been set on fireplace throughout the dysfunction.

Countries together with the UK, US, France and Germany condemned Kosovo, saying utilizing pressure to put in mayors in ethnic Serb areas undermined efforts to enhance troubled relations with neighbouring Serbia.

Snap native elections have been referred to as final month. They have been largely boycotted by ethnic Serbs and solely ethnic Albanian or different smaller minority representatives have been elected.

In response to the clashes, Serbian president Aleksandar Vucic ordered troops nearer to the border with Kosovo and stated they might stay on the "highest level of combat readiness".

In an announcement after a gathering of Serbia's prime political and safety management, Mr Vucic additionally stated NATO-led troops "did not do their job" to guard the Serbs.

This is just not the primary time Mr Vucic has warned that Serbia would reply to violence in opposition to ethnic Serbs, and he has stepped up combat readiness a number of instances throughout moments of rigidity with Kosovo.

However, any try by Serbia to ship its troops over the border would imply a conflict with NATO troops stationed there.

Kosovo's prime minister, Albin Kurti, defended the police motion.

"It is the right of those elected in democratic elections to assume office without threats or intimidation," he wrote on Twitter.

"It is also the right of citizens to be served by those elected officials. Participation - not violent obstruction - is the proper way to express political views in a democracy."

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On Saturday, NATO urged Kosovo to dial down tensions with Serbia.

"We urge the institutions in Kosovo to de-escalate immediately & call on all parties to resolve the situation through dialogue," spokeswoman Oana Lungescu stated in a Twitter put up.

She stated KFOR, the three,800-strong NATO-led peacekeeping mission in Kosovo, would stay vigilant.

Almost a decade after the top of a conflict there, many Serbs in Kosovo's northern area don't settle for Kosovo's 2008 declaration of independence from Serbia and nonetheless see Belgrade as their capital.

Ethnic Albanians type greater than 90% of the inhabitants in Kosovo, with Serbs solely the bulk within the northern area.