The free trade movement in the middle of the last century represents the first conscious recognition of these new circumstances and of the necessity to adapt to them.

Just as characteristic, perhaps, is the intellectual interdependence created through the development of the modern media of communication: post, telegraph, telephone, and popular press.

Concord, solidarity, and mutual help are the most important means of enabling animal species to survive.

Internationalism is a social and political theory, a certain concept of how human society ought to be organized, and in particular a concept of how the nations ought to organize their mutual relations.

The main concept is that of an international solidarity expressed in practice through worldwide division of labor: free trade is the principal point in the program of internationalism.

The simultaneous reactions elicited all over the world by the reading of newspaper dispatches about the same events create, as it were, a common mental pulse beat for the whole of civilized mankind.

Internationalism is a community theory of society which is founded on economic, spiritual, and biological facts. It maintains that respect for a healthy development of human society and of world civilization requires that mankind be organized internationally. Nationalities should form the constitutive links in a great world alliance, and must be guaranteed an independent life in the realm of the spiritual and for locally delimited tasks, while economic and political objectives must be guided internationally in a spirit of peaceful cooperation for the promotion of mankind's common interests.