Today the universal common good poses problems of world-wide dimensions, which cannot be adequately tackled or solved except by the efforts of public authorities endowed with a wideness of powers, structure and means of the same proportions; that is... on a world-wide basis.
Pope John XXIIIRelations between States, as between individuals, must be regulated not by armed force, but in accordance with...truth, justice and vigorous and sincere co-operation.
Pope John XXIII