Polish Prime Minister Donald Tusk doesn’t exclude widening a ban on imports of Ukrainian grains to other products if the European Union does not offer any solution to the problem of Polish farmers, reports The Guardian. “We are discussing that it would be possible to extend the embargo to other products if the EU does not find a more effective way to protect the Polish and European markets,” said Tusk. It should be noted that last year Warsaw unilaterally banned the import of Ukrainian grain. Blockade of Ukraine border Polish farmers have been blocking the border with Ukraine for several weeks…