Institutionalized cultural interchange among nations and increase of diversity require reconcetualization of citizenship and citizenship education. Traditional purposes of citizenship education assume entity and seperateness of nation-states. In addition, school citizenship education has been mentioned as encouraging narrow-minded nationalism. To function effectively in the globalized world, youths should have civic competences such as tolerance, open-mindedness, sense of justice, anti-prejudice, and global perspective. These qualities can be effectively learned through participation and envolvement. As formal citizenship education institution, schools should cooperate with private citizenship education agencies and use learningteaching strategies such as service learning that give opportunities for civic participation.