Even erstwhile illegal migration across the east border decreases, the problem on this border does not disappear, due to the fact that on the another side we have the FSB - emphasized the deputy chief of Frontex Uku Sarekanno. He added that Europe must be ready for hybrid threats at its borders and that associate States prepare for worst-case scenarios. He assessed that Poland is the front of Europe, and that her experience in fresh years should be "acquired" by politicians in Brussels.