Abstract Introduction Unification, Transformation and Socio-Cultural Challenges in East Germany From "Wendestress" (Transitional Stress) to a Double Identity: Aspects of Inner Unity in Germany,1989-2()07 Korea's Internal Unification: The Experience of Integration Programs for Defectors Intercultural Research as a Key to Understand the Integration of Divided States Conclusion: "Inner Unity" between Utopia and Vision - an Intercultural Approach References