Poland is thinking outside the box!
More countries should follow this example.
Video: Pig Manure as Border Defense? How Polish Farmers Deter Muslim Migrants from Belarus - Conservative US
Poland’s defense minister announced back in May that the country is reinforcing the metal barrier along its border with Belarus
https://conservativeus.com/video-pig-manure-as-border-defense-how-polish-farmers-deter-muslim-migrants-from-belarus/