Poland has requested permission from the German government to export its German-made Leopard 2 tanks to Ukraine and asked Berlin to send the tanks as well, Poland’s defence minister wrote on Twitter on Tuesday. “I also appeal to the German side to join the coalition of countries supporting Ukraine with Leopard 2 tanks,” Defence Minister Mariusz Blaszczak wrote. “This is our common cause, because the security of the whole of Europe is at stake!” he wrote. According to information obtained by dpa, the Polish request had already been submitted to the German government on Tuesday. Poland has been …