In short, it may be said that on paper the obligations to settle international disputes peacefully are now so comprehensive and far-reaching that it is almost impossible for a state to resort to war without violating one or more solemn treaty obligations. – Arthur Henderson

Four years of world war, at a cost in human suffering which our minds are mercifully too limited to imagine, led to the very clear realization that international anarchy must be abandoned if civilization was to survive. – Arthur Henderson