Food for thought.
https://notesfrompoland.com/2024/06/06/polish-solider-stabbed-at-belarus-border-dies-from-injuries/
“Today, foreign minister Radosław Sikorski noted that almost all of those currently being detained at the border have Russian visas. He said they were being deliberately sent by Russia as part of a “hybrid offensive” against Poland and the EU.”
Interestingly, now there are articles in the Polish press that Belarusian authorities might have supplied these migrants with weapons, including chemical. News about this development only in Polish so far but worth keeping an eye on.