Belgrade authorities have used sound weapons on the crowd of protesters. The video description has some educational links.

There are lots of videos around.

  • all4theTomatoes@lemm.ee
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    1 day ago

    Americans, take notes. The US government will use these tactics to disrupt protest, no doubt about it.

    • Sylvartas@lemmy.dbzer0.com
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      1 day ago

      Some police forces have used sound cannons against protesters, for example during the 2009 G20 Pittsburgh summit,[7] the 2014 Ferguson unrest,[8] and the 2016 Dakota Access Pipeline protest in North Dakota,[9] among others.