Meta says it has removed networks of fake accounts stirring tensions at the border between Poland and Belarus.
A number of fake profiles were linked to the Belarusian State Security service (KGB), the big tech giant said.
Meanwhile, a number of fake Facebook accounts in Poland also targeted Iraqi users and tried to discourage migrants from entering the European Union.
The pages were all removed by Meta for violating policies on "co-ordinate inauthentic behaviour".
For weeks hundreds of migrants have been trapped at the EU's external frontier amid a political dispute between the bloc and Belarus. Rights groups say 13 people have died amid worsening weather conditions.
Brussels has accused Minsk of encouraging migrants to cross the border to
Read more on euronews.com