treaties of 1815, equilibrium has been the international law of Europe. It remains now, not to destroy it, but, while maintaining it, to labor peacefully, in every nation protected by it, for the equilibrium of economical forces. The last line of the book, evidently written to check imperial ambition, is: “Humanity wants no more war.”
In 1861, after Garibaldi's expedition and the battle of Castelfidardo, Proudhon immediately saw that the establishment of Italian unity would be a severe blow to European equilibrium. It was chiefly in order to maintain this equilibrium that he pronounced so energetically in favor of Italian federation, even though it should be at first only a federation of monarchs. In vain was it objected that, in being established by France, Italian unity would break European equilibrium in our favor. Proudhon, appealing to history, showed that every State which breaks the equilibrium in its own favor only causes the other States to combine against it, and thereby diminishes its influence and power. He added that, nations being essentially selfish, Italy would not fail, when opportunity offered, to place her interest above her gratitude.
To maintain European equilibrium by diminishing great States and multiplying small ones; to unite the latter in organized federations, not for attack, but for defence; and with these federations, which, if they were not republican already, would quickly become so, to hold in check the great military monarchies,—such, in the beginning of 1861, was the political programme of Proudhon.
The object of the federations, he said, will be to guarantee, as far as possible, the beneficent reign of peace; and they will have the further effect of securing in every nation the triumph
