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Perpetual Peace: A Philosophical Essay

Immanuel Kant

But, indeed, looking away from questions so vital and on which there can be little difference of opinion, we are apt to forget, when we allow ourselves to talk extravagantly of the future of arbitration, that every nation thinks, or at least pretends to think, that it is in the right in every dispute in which it appears (cf. Kant: _Perpetual Peace_, p. 120.): and, as a matter of history, there has never been a conflict between civilised states in which an appeal to this “right” on the part of each has not been made. We talk glibly of the right and wrong of this question or of that, of the justice of this war, the iniquity of that. But what do these terms really mean? _Do_ we know, in spite of the labour which has been spent on this question by the older publicists, which are the causes that justify a war? Is it not true that the same war might be just in one set of circumstances and unjust in another? Practically all writers on this subject, exclusive of those who apply the biblical doctrine of non-resistance, agree in admitting that a nation is justified in defending its own existence or independence, that this is even a moral duty as it is a fundamental right of a state. Many, especially the older writers, make the confident assertion that all wars of defence are just. But will this serve as a standard? Gibbon tells us somewhere, that Livy asserts that the Romans conquered the world in self-defence. The distinction between wars of aggression and defence is one very difficult to draw. The cause of a nation which waits to be actually attacked is often lost: the critical moment in its defence may be past. The essence of a state’s defensive power may lie in a readiness to strike the first blow, or its whole interests may be bound up in the necessity of fighting the matter out in its enemy’s country, rather than at home. It is not in the strictly military interpretation of the term “defensive”, but in its wider ethical and political sense that we can speak of wars of defence as just. But, indeed, we cannot judge these questions abstractly. Where a war is necessary, it matters very little whether it is just or not. Only the judgment of history can finally decide; and generally it seems at the time that both parties have something of right on their side, something perhaps too of wrong.[93] [93] The difficulties in the way of hard and fast judgments on a complicated problem of this kind are convincingly demonstrated in a recent essay by Professor D. G. Ritchie (_Studies in Political and Social Ethics_, Sonnenschein, 1902). Professor Ritchie considers in detail a number of concrete cases which occurred in the century between 1770 and 1870. “Let any one take the judgments he would pass on these or any similarly varied cases, and I think he will find that we do not restrict our approval to wars of self-defence, that we do not approve self-defence under all circumstances, that there are some cases in which we approve of absorption of smaller states by larger, that there are cases in which we excuse intervention of third parties in quarrels with which at first they had nothing to do, and that we sometimes approve war even when begun without the authority of any already existing sovereign. Can any principles be found underlying such judgments? In the first place we ought not to disguise from ourselves the fact that our judgments after the result are based largely on success. ... I think it will be found that our judgments on the wars of the century from 1770 to 1870 turn very largely on the question, Which of the conflicting forces was making for constitutional government and for social progress? or, to put it in wider terms, Which represented the higher civilisation? And thus it is that we may sometimes approve the rise of a new state and sometimes the absorption of an old.” (_Op. cit._, pp. 152, 155.) A consideration of difficulties like these brings us to a realisation of the fact that the chances are small that a nation, in the heat of a dispute, will admit the likelihood of its being in the wrong. To refuse to admit this is generally tantamount to a refusal to submit the difficulty to arbitration. And neither international law, nor the moral force of public opinion can induce a state to act contrary to what it believes to be its own interest. Moreover, as international law now stands, it is not a duty to have recourse to arbitration. This was made quite clear in the proceedings of the Peace Conference at the Hague in 1899.[94] It was strongly recommended that arbitration should be sought wherever it was possible, but, at the same time definitely stated, that this course could in no case be compulsory. In this respect things have not advanced beyond the position of the Paris Congress of 1856.[95] The wars waged in Europe subsequent to that date, have all been begun without previous attempt at mediation. [94] See Fred. W. Holls: _The Peace Conference at the Hague_, Macmillan, 1900. [95] The feeling of the Congress expressed itself thus cautiously:—“Messieurs les plénipotentiaires n’hésitent pas à exprimer, au nom de leur gouvernements, le voeu, que les Etats entre lesquels s’éléverait un dissentiment sérieux, avant d’en appeler aux armes, eussent recours, en tant que les circonstances l’admettraient, aux bons offices d’une puissance amie.” But the work of the peace party regarding the humaner methods of settlement is not to be neglected. The popular feeling which they have been partly the means of stimulating has no doubt done something to influence the action of statesmen towards extreme caution in the treatment of questions likely to arouse national passions and prejudices. Arbitration has undoubtedly made headway in recent years. Britain and America, the two nations whose names naturally suggest themselves to us as future centres of federative union, both countries whose industrial interests are numerous and complicated, have most readily, as they have most frequently, settled disputes in this practical manner. It has shown itself to be a policy as economical as it is business-like. Its value, in its proper place, cannot be overrated by any Peace Congress or by any peace pamphlet; but we have endeavoured to make it clear that this sphere is but a limited one. The “good-will” may not be there when it ought perhaps to appear: it will certainly not be there when any vital interest is at stake. But, even if this were not so and arbitration were the natural sequence of every dispute, no coercive force exists to enforce the decree of the court. The moral restraint of public opinion is here a poor substitute. Treaties, it is often said, are in the same position; but treaties have been broken, and will no doubt be broken again. We are moved to the conclusion that a thoroughly logical peace programme cannot stop short of the principle of federation. Federal troops are necessary to carry out the decrees of a tribunal of arbitration, if that court is not to run a risk of being held feeble and ineffectual. Except on some such basis, arbitration, as a substitute for war, stands on but a weak footing. _Disarmament._ The efforts of the Peace Society are directed with even less hope of complete success against another evil of our time, the crushing burden of modern armaments. We have peace at this moment, but at a daily increasing cost. The Peace Society is rightly concerned in pressing this point. It is not enough to keep off actual war: there is a limit to the price we can afford to pay even for peace. Probably no principle has cost Europe so much in the last century as that handed down from Rome:—“Si vis pacem, para bellum.” It is now a hundred and fifty years since Montesquieu[96] protested against this “new distemper” which was spreading itself over Europe; but never, in time of peace, has complaint been so loud or so general as now: and this, not only against the universal burden of taxation which weighs upon all nations alike, but, in continental countries, against the waste of productive force due to compulsory military service, a discontent which seems to strike at the very foundations of society. Vattel relates that in early times a treaty of peace generally stipulated that both parties should afterwards disarm. And there is no doubt that Kant was right in regarding standing armies as a danger to peace, not only as openly expressing the rivalry and distrust between nation and nation which Hobbes regards as the basis of international relations, but also as putting a power into the hand of a nation which it may some day have the temptation to abuse. A war-loving, overbearing spirit in a people thrives none the worse for a consciousness that its army or navy can hold its own with any other in Europe. Were it not the case that the essence of armed peace is that a high state of efficiency should be general, the danger to peace would be very great indeed. No doubt it is due to this fact that France has kept quietly to her side of the Rhine during the last thirty years. The annexation of Alsace-Lorraine was an immediate stimulus to the increase of armaments; but otherwise, just because of this greater efficiency and the slightly stronger military position of Germany, it has been an influence on the side of peace. [96] _Esprit des Lois_, XIII. Chap. 17. “A new distemper has spread itself over Europe: it has infected our princes, and induces them to keep up an exorbitant number of troops. It has its redoublings, and of necessity becomes contagious. For as soon as one prince augments what he calls his troops, the rest of course do the same: so that nothing is gained thereby but the public ruin. Each monarch keeps as many armies on foot as if his people were in danger of being exterminated: and they give the name of Peace to this general effort of all against all.” Montesquieu is of course writing in the days of mercenary troops; but the cost to the nation of our modern armies, both in time of peace and of war, is incomparably greater. The Czar’s Rescript of 1898 gave a new stimulus to an interest in this question which the subsequent conference at the Hague was unable fully to satisfy. We are compelled to consider carefully how a process of simultaneous disarmament can actually be carried out, and what results might be anticipated from this step, with a view not only to the present but the future. Can this be done in accordance with the principles of justice? Organisations like a great navy or a highly disciplined army have been built up, in the course of centuries, at great cost and at much sacrifice to the nation. They are the fruit of years of wise government and a high record of national industry. Are such visible tokens of the culture and character and worth of a people to be swept away and Britain, France, Germany, Italy, Spain, Turkey to stand on the same level? And, even if no such ethical considerations should arise, on what method are we to proceed? The standard as well as the nature of armament depends in every state on its geographical conditions and its historical position. An ocean-bound empire like Britain is comparatively immune from the danger of invasion: her army can be safely despatched to the colonies, her fleet protects her at home, her position is one of natural defence. But Germany and Austria find themselves in exactly opposite circumstances, with the hard necessity imposed upon them of guarding their frontiers on every side. The safety of a nation like Germany is in the hands of its army: its military strength lies in an almost perfect mastery of the science of attack. The Peace Society has hitherto made no attempt to face the