Pope Leo XIV’s condemnation of violence in the Middle East

By Matthew Parish, Associate Editor

Monday 30 March 2026

The condemnation of violence in the Middle East by Pope Leo XIV belongs to a long and intellectually rigorous tradition within Christian theology, one that has persistently wrestled with the moral limits of power, the nature of justice and the spiritual peril of bloodshed. In speaking against violence not merely as a political miscalculation but as a moral failure, the Holy See situates herself within a lineage that extends from the Sermon on the Mount to the theological reflections of late antiquity and the medieval scholastics. Yet this tradition stands in increasingly uneasy contrast with a modern political phenomenon often described as “Christian nationalism”, associated in contemporary American discourse with figures such as Pete Hegseth, in which religious language is enlisted not to restrain violence but to legitimise it.

At the heart of classical Christian teaching lies the radical ethical injunction of Jesus Christ to “love your enemies” and “turn the other cheek”. These are not rhetorical flourishes but foundational precepts that shaped the early Christian community’s ambivalence towards state violence. For the first three centuries of her existence the Church often exhibited a marked reluctance to participate in imperial warfare. Martyrdom, not militancy, was regarded as the ultimate witness to faith. Violence was understood not merely as a physical act but as a spiritual corruption, one that distanced the believer from divine grace.

The subsequent development of Augustine of Hippo’s doctrine of just war did not overturn this moral suspicion of violence; rather it sought to constrain it within narrowly defined parameters. War might be permissible, Augustine argued, but only under conditions of legitimate authority, just cause, and right intention — and even then, it remained a tragic necessity rather than a moral good. Later refinements by Thomas Aquinas reinforced these limitations, emphasising proportionality and the protection of non-combatants. Violence, in this tradition, is always morally hazardous; it may be tolerated but it is never sanctified.

It is this intellectual and spiritual inheritance that informs the Vatican’s contemporary pronouncements. When Pope Leo XIV condemns violence in the Middle East, he does so not as a geopolitical strategist but as the custodian of a moral framework in which every human life bears the imprint of the divine. The modern Catholic Church, particularly since the Second Vatican Council, has moved even further towards an ethic that prioritises peacebuilding, dialogue, and the inviolability of civilian life. The horrors of twentieth-century warfare — culminating in the nuclear age — have only deepened this orientation, rendering any facile justification of violence increasingly untenable within mainstream Christian thought.

By contrast the rhetoric associated with so-called Christian nationalism represents a striking departure from this tradition. In the discourse of Pete Hegseth and others who share his outlook, Christianity is often reframed as a civilisational identity bound up with the defence of the nation-state. The language of faith is deployed less as a moral constraint than as a marker of belonging — a means of distinguishing “us” from “them”. Within this framework, violence may be reinterpreted not as a regrettable necessity but as a righteous act in defence of a perceived cultural or religious order.

This transformation carries profound theological implications. It shifts the locus of Christian identity from the universal community of believers — transcending ethnicity, nationality, and political allegiance — to a particularised, often exclusionary conception of nationhood. The Kingdom of God in classical theology is not coterminous with any earthly polity; it stands in judgement over all of them. Christian nationalism by contrast risks conflating divine purpose with national interest, thereby sacralising political power in a manner that earlier theologians would have regarded with deep suspicion.

Moreover the ethical teachings of the New Testament sit uneasily with the assertive posture often adopted within nationalist discourse. The call to humility, to care for the stranger, and to renounce vengeance is difficult to reconcile with narratives that emphasise strength, dominance and retribution. While proponents of Christian nationalism may invoke the language of just war, their interpretations frequently attenuate its restrictive conditions, transforming a doctrine of last resort into a more permissive justification for the use of force.

The divergence is not merely academic; it has tangible consequences in the shaping of public policy and international relations. In the context of the Middle East — a region already burdened by layers of historical grievance, religious symbolism and geopolitical rivalry — the moral vocabulary employed by external actors can either exacerbate tensions or contribute to their mitigation. A theology that emphasises restraint, reconciliation and the dignity of all persons offers a pathway, however fragile, towards de-escalation. A rhetoric that frames conflict in civilisational or quasi-religious terms risks entrenching divisions and legitimising further violence.

It would be an oversimplification to suggest that Christianity speaks with a single voice on matters of war and peace; the tradition is internally diverse, and debates over the ethics of violence have persisted for centuries. Yet there remains a discernible continuity in the insistence that violence must be subject to stringent moral scrutiny. The Church’s critique of violence, as articulated by Pope Leo XIV, is thus not an innovation but a reaffirmation of a deeply rooted theological stance.

The contrast between these two currents — the classical Christian suspicion of violence and the modern politicisation of religious identity — reflects a broader tension within contemporary societies. It is a tension between universal moral claims and particular political loyalties, between a faith that seeks to transcend the divisions of this world and an ideology that seeks to reinforce them. In the crucible of the Middle East conflict, where the stakes are measured in human lives and regional stability, the outcome of this contest of ideas is far from abstract. It may in time help to determine whether religion serves as a force for peace or as an instrument of war.