In the long arc of European security, nations on the eastern frontier have always understood that the capacity to arm oneself is inseparable from the capacity to endure. Poland's state defense consortium PGZ has unveiled a heavy infantry fighting vehicle demonstrator this autumn, a moment that speaks less to a single weapons platform than to a country consciously converting a decade of military investment into industrial identity, export leverage, and a quiet but unmistakable message to its neighbors about the depth of its resolve.