, "Ultimate price " is to convert into something that you do not want to become and is simply no longer you, period! "True National Identity" is what ancient & also many other historic civilizations have been able to preserve for centuries or even millennium. All the achievements in their own original culture, language & preferred way of life in their own country they call Motherland or Fatherland . Everything in the face of all foreign invasions and interventions! If you have studied World history & Geography, you should know the answers to your own questions!