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.
Christian Lous LangeInternationalism 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.
Christian Lous LangeInternationalism on the other hand admits that spiritual achievements have their roots deep in national life; from this national consciousness art and literature derive their character and strength and on it even many of the humanistic sciences are firmly based.
Christian Lous LangeMoreover, if the territorial state is to continue as the last word in the development of society, then war is inevitable.
Christian Lous Lange