Human interdependence is increaSing and gradually spreading Throughout the world. the Unity of the human Family, embracing people who enJoy equal Natural Dignity, implies a Universal common good. This good calls for an organization of the Community of Nations able to "provide for the Different needs of men; this will involve the sphere of social life to which belong questions of food, hygiene, Education, . . . and certain situations arising here and there, as for Example . . . alleviating the miseries of refugees dispersed throughout the world, and assisting migrants and their families." 29