IN MOLIÈRE’s Le Bourgeois Gentilhomme, Monsieur Jourdain spoke prose all his life without knowing it. Similarly, unless an individual is an absolute pacifist, they will probably be using traditional criteria for a “just war” in deciding whether or not a selected military motion is morally justified. Just-war pondering has had a foul press because people think that its sole purpose is to recommend reasons for justifying war. In fact, what it does is to supply a set of criteria for judging in some way.
Just-war pondering gives us a set of tools to think by. The only other alternative is holy war, regarded as justified by a direct command from God (as sometimes within the Old Testament), but that receives no credence in the fashionable world.
Emerging first with St Augustine, and developed by Aquinas and the Seventeenth-century Dominican Francisco de Vitoria, just-war criteria have been incorporated into international law and the military law of many countries. Leaving aside twisted Islamic concepts of jihad, there’s some similarity to just-war pondering in all of the most important religions of the world.
THE just-war criteria that must be met fall into two most important categories. First of all, there are the considerations that must be taken under consideration if the war is to be morally justified in the primary place (jus ad bellum). Second, there are the factors to be utilized in assessing the moral legitimacy of a selected motion throughout the war (jus in bello). These are two separate sets of considerations. For example, a state could be justified in going to war, however the implies that it uses in doing so be judged immoral.
In relation to jus ad bellum six conditions have to be met. There have to be:
- Legitimate authority Ideally, there can be some international body with enough legitimacy and strength to be the only authority who could authorise military motion. But, in a world of competing nation states, this doesn’t yet exist, and the one authority left is the nation state itself. The only interesting exception is the Responsibility to Protect (R2P) adopted by the UN in 2005. This empowers the UN to intervene if a nation state is failing to guard is own people from atrocities. Since 2005, nonetheless, although the principle stays in place, its use has fallen out of favour — not least due to NATO intervention, which didn’t achieve its objective, within the Libyan civil war in 2011.
- Just cause In the fashionable world, the one just cause is self-defence, which is authorised by Article 51 of the UN Charter. By that article, the UK was justified in defending the Falkland Islands from the Argentinian dictators who invaded it, as is Israel in its defence against Hamas, Hezbollah, the Houthi, and Iran.
- All other technique of solving the problem will need to have been tried and failed In the fashionable world, the UN exists to resolve disputes by peaceful means. The query, after all, is when it’s that each one peaceful means have been exhausted. Did President Trump act prematurely in authorising the bombing of Iranian nuclear facilities? Did Chamberlain wait too long to declare war on Hitler?
- Right intention St Augustine was quite clear that the one just reason for going to war was to create peace. This, after all, means a just peace — not peace at any price.
- Proportion That is, a belief that more good than evil will result from the motion. A rustic may need just cause to defend itself, but the worth could be too high, leading to its own annihilation. So, there needs to be a careful weighing of consequences. This is clearly linked to the subsequent criterion, about there being an affordable probability of success.
- An affordable probability of success In considering success, nonetheless, it will be significant to ask what would count as “success”. The 2003 invasion of Iraq was a fast military success, but, when it comes to winning the support of the Iraqi people as a complete for a democratic form of presidency, it was clearly a failure, a minimum of within the short term.
WHEN it involves jus in bello — the technique of fighting the war — two criteria apply: discrimination and proportion. The first says that there have to be no direct attacks on individuals who pose no military threat, which, in practice, means unarmed civilians. The second says that (as in 5 above) there have to be a weighing of consequences. An attack on a military goal — say, a command and control centre — could be legitimate, but what if it resulted in several hundred civilian deaths in the encircling area? Such an attack could be disproportionate.
The continual bombardment of Gaza, and particularly using 2000 bombs within the early stages, actually appears to be either indiscriminate or disproportionate or each. The Israeli case is that Hamas are hiding in tunnels that run under civilian areas, and so are, actually, using civilians as shields. Until the war is over, and the tunnels might be fully investigated, it can not be possible finally to make a decision the reality of this claim.
WITH the appearance of nuclear weapons, the principles of discrimination and proportion achieved recent prominence. How could using such weapons ever meet these criteria? In addition to our nuclear submarines, Britain has just purchased 12 F-35 stealth jets in a position to carry nuclear warheads, each able to doing an important deal more damage than the atom bombs dropped on Hiroshima and Nagasaki.
On the opposite hand, the presence of nuclear weapons has undoubtedly been a steadying force in the fashionable world, because, for the primary time in history, it couldn’t conceivably be within the interest of any power to make use of such weapons against one other nuclear power, since it could itself be decimated. This nuclear threat, nonetheless, allows lower -level conflicts to proceed under its umbrella — as we saw recently with Pakistan and India, each of that are nuclear states. It also allowed President Putin to invade Ukraine with non-nuclear forces, while keeping within the background the nuclear threat to limit American and European support for Ukraine.
Nuclear weapons will not be like other weapons, and so they must not ever be used. The paradox is that their existence, and potential to be used, acts as a deterrent to their actual use.
WAR is a really terrible thing, and it is correct that we’re still haunted by the suffering, waste, and futility of the First World War, for instance. At the identical time, most individuals would claim that it was morally right to fight Nazism slightly than submit our country and culture to its twisted ideology — regardless that the associated fee was enormous: 27 million Russians were killed, along with the nearly half one million British.
It could also be right to go to war in a just cause, but this could never lead either to a crusade mentality or to a way of ethical righteousness. Reinhold Niebuhr, as so often, got it right within the prayers that he composed throughout the Second World War: “We pray for wicked and cruel men, whose arrogance reveals to us what the sin of our own hearts is like when it has conceived and brought forth its final fruit.
“We pray for ourselves who live in peace and calmness, that we may not regard our success as proof of our virtue, or rest content to have our ease at the worth of other men’s sorrow and tribulation.” Amen.
The Rt Revd Lord Harries, a former Bishop of Oxford, is the creator of Christianity and War in a Nuclear Age (Mowbray).

