Islamic Principles and Their Resonance with Modern IHL

When we think about the rules governing warfare today, the Geneva Conventions often come to mind as the cornerstone of International Humanitarian Law. However, centuries before these modern treaties were drafted, Islamic teachings had already established a sophisticated framework for the conduct of war. The Quran and Hadith provided detailed guidelines that emphasized justice, restraint, and the protection of human dignity during armed conflict. These principles not only guided Muslim armies throughout history but also prefigured many core tenets of contemporary humanitarian law.

The foundation of Islamic warfare ethics 🔗

At the heart of Islamic teachings on warfare lies the principle of non-aggression. Islamic scholars assert that warfare should only be undertaken defensively, against those who initiate hostilities or threaten Muslims . The Quran explicitly states that fighting is permitted only in self-defense and warns against exceeding proper limits.

Islamic military jurisprudence evolved from interpretations of the Quran and Hadith , creating what scholars call siyar, the Islamic law of nations. This body of law addressed not just when war was justified, but how it should be conducted with humanity and restraint. The fundamental teaching that one must never initiate aggression and should only respond proportionately became a guiding maxim throughout Islamic legal thought.

The Quran clarifies the purpose of warfare in Islam: to stop persecution and protect the oppressed. War is viewed as a necessary evil, permitted only when peaceful coexistence becomes impossible due to violent oppression. The Quran requires fighting only against those who fight Muslims , establishing a clear distinction between combatants and non-combatants from the earliest days of Islamic civilization.

Protection of civilians and non-combatants 🔗

One of the most remarkable aspects of Islamic warfare ethics is the comprehensive protection afforded to civilians. The first Caliph Abu Bakr instructed his military commander not to kill women, children, or aged individuals, and prohibited the destruction of fruitful trees and inhabited areas . These instructions, known as Abu Bakr’s Ten Commandments, became the foundation for Islamic military conduct.

The specific categories of protected persons under Islamic law include women, children, the elderly, monks and religious figures, the sick, the disabled, and even farmers and laborers who do not directly participate in combat. Prophet Muhammad observed that when a woman’s corpse was found on the battlefield, she should not have been killed since she was not fighting , establishing a precedent for civilian immunity that his followers carried forward.

The Ten Commandments of Abu Bakr 🔗

Abu Bakr’s instructions to Muslim armies departing for Syria represent perhaps the most comprehensive early statement of humanitarian principles in warfare. These commandments prohibited killing women, children, and infirm elders, cutting down fruit-bearing trees, destroying buildings, slaughtering animals except for food, and burning or drowning bee nests . The instructions also forbade treachery, mutilation of bodies, and cowardice.

These commandments were not merely theoretical guidelines but were actively enforced. Historical accounts show that Muslim commanders who violated these principles faced punishment . The son of one governor who beat an Egyptian without legal justification was held accountable, demonstrating that these rules had real consequences.

Treatment of prisoners of war 🔗

Islamic law introduced revolutionary standards for the treatment of prisoners of war that were far ahead of their time. The Quran commands believers to feed prisoners even when food is scarce, describing this act as worship performed for God’s sake alone. Prisoners must be guarded and not ill-treated, and must be fed and clothed either by the Islamic government or by individuals with custody .

Prophet Muhammad established clear rules for prisoner treatment. The Prophet commanded that captives be treated well, and Caliph Abu Bakr instructed that prisoners be shown pity . Torture and mutilation were strictly forbidden, regardless of what the enemy might have done. The Prophet reportedly said that God would punish those who torture others on earth.

Humane detention and release 🔗

Prisoners could be freed, ransomed, exchanged for Muslim prisoners, or in some cases kept as bondsmen . The system of bondage in Islamic law was fundamentally different from chattel slavery practiced elsewhere. Prisoners assigned to households had to be treated as family members, receiving the same quality of food, clothing, and shelter. They were given opportunities to earn or negotiate their freedom.

The Quran emphasizes that after hostilities cease, prisoners should be released either freely or through ransom. In earlier times, the ransom sometimes took an educational dimension, where literate prisoners could secure freedom by teaching ten Muslims to read and write . This innovative approach transformed captivity from punishment into an opportunity for cultural exchange and education.

Restrictions on methods and means of warfare 🔗

Islamic law placed significant restrictions on how warfare could be conducted. The Prophet Muhammad explicitly ordered commanders to avoid destruction of trees, crops, and water sources, demolition of places of worship, and poisoning wells . These environmental protections were remarkable for their time and anticipated modern international laws prohibiting ecological damage during war.

Torture by any means was categorically prohibited. The Prophet stated that punishment by fire does not behoove anyone except God , establishing that even enemy combatants retain fundamental human dignity. Mutilation of dead bodies was forbidden, and wounded soldiers who could no longer fight were not to be attacked.

Declaration of war and treaty obligations 🔗

Islamic law required formal declaration of war before hostilities could begin. The Quran instructed that if Muslims apprehended breach of treaty, they should openly declare the treaty void before starting hostilities . Surprise attacks without prior declaration were considered illegal under Islamic jurisprudence, except when the enemy had already initiated aggression.

Treaty obligations were taken with utmost seriousness. In one famous incident at Hudaybiyyah, when a Muslim sought refuge with the Prophet after the treaty terms were settled, the Prophet told him to return despite his suffering, honoring the agreement even at personal cost. This demonstrated the Islamic commitment to observing treaty terms , a principle that modern international law also recognizes as fundamental.

Convergence with modern International Humanitarian Law 🔗

Islamic law guarantees victims of armed conflict the right to protection, respect, and dignified humane treatment, fully complying with the Geneva Conventions . The similarities between Islamic humanitarian principles and modern IHL are not coincidental but reflect universal values that transcend cultural and temporal boundaries.

Several core principles demonstrate this convergence. The principle of distinction between combatants and civilians appears clearly in both legal systems. The Quran requires that attacks only be conducted against enemy combatants who are actively fighting , mirroring the modern IHL requirement to distinguish between military and civilian targets.

Proportionality and military necessity 🔗

Islamic law recognized what modern theorists call the doctrine of double effect. While civilian casualties were strictly prohibited as an aim, Islamic scholars acknowledged that legitimate military actions might unavoidably result in some civilian harm . However, such actions were only permissible when absolutely necessary and when the harm was proportionate to the military objective.

Both Islamic law and IHL balance military necessity against humanitarian values . Neither system permits wanton destruction or excessive force. Both require that the means and methods of warfare remain within the bounds of what is strictly necessary to achieve legitimate military objectives.

Historical implementation and legacy 🔗

These principles were not merely theoretical but were actively implemented throughout Islamic history. During the Crusades, Sultans like Saladin honored these principles , earning praise even from their enemies for their humanitarian conduct. When Sultan Al-Kamil defeated Frankish forces, he supplied the defeated army with food, leading chroniclers to marvel at such unprecedented generosity toward enemies.

During the Muslim conquest of Jerusalem under Caliph Umar ibn al-Khattab, the Christian inhabitants were guaranteed protection for their lives, property, churches, and religious practices. This early example of protection for civilians and religious sites during military occupation prefigured modern IHL principles regarding cultural property and religious freedom.

Influence on contemporary law 🔗

Islamic military jurisprudence aligns with modern international law rules , as evidenced by the dual commitment of Organization of Islamic Cooperation member states to both Islamic law and the United Nations Charter. Many legal scholars have noted that the similarities between IHL and Islamic law demonstrate universal humanitarian values that formed independently across different civilizations.

The International Committee of the Red Cross has emphasized that Islamic law’s protections for prisoners of war, civilians, and property are fully compatible with the Geneva Conventions. This convergence enables both legal systems to work complementarily, with each filling gaps where the other might be silent.

Contemporary relevance and challenges 🔗

Understanding the Islamic foundations of humanitarian law has practical significance today. Many armed conflicts occur in Muslim-majority regions, and Islamic law can help bridge gaps in IHL implementation, particularly since modern IHL principles align with Islamic warfare laws . When belligerents understand that humanitarian restraint is rooted in their own religious traditions, compliance may improve.

However, challenges remain. The Islamic law of armed conflict was never codified into a single document, and punishments for violations were not systematically formulated . This is where modern IHL provides crucial supplementation through its enforcement mechanisms and detailed regulations.

Modern extremist groups that claim Islamic justification for targeting civilians fundamentally misrepresent Islamic teachings. The simplistic visions promoted by militant groups defy over 1,400 years of Islamic legal wisdom . These groups selectively interpret texts out of context, contradicting the comprehensive humanitarian framework established by Islamic jurists.

The enduring message of restraint 🔗

What emerges from examining Islamic principles of warfare is a consistent message: even in the midst of conflict, human dignity must be preserved. The prohibition against killing non-combatants, the requirement to treat prisoners humanely, the protection of the environment and property, and the emphasis on proportionate response all reflect a deep commitment to minimizing suffering.

These principles resonate powerfully with modern International Humanitarian Law because they address fundamental human concerns that transcend time and culture. The Quran’s teaching that taking one innocent life is like killing all of humanity establishes the sanctity of life as an absolute principle, even in the context of justified warfare.

Islamic humanitarian traditions remind us that the effort to limit warfare’s cruelty is not a modern invention but an ancient aspiration. From the battlefields of seventh-century Arabia to contemporary conflict zones, the call for restraint, compassion, and justice in warfare remains as urgent as ever. Understanding these shared foundations can help build bridges between different legal traditions and strengthen universal commitment to protecting human dignity during armed conflict.

What do you think? How can understanding the Islamic foundations of humanitarian law help improve compliance with international standards in contemporary conflicts? In what ways might the historical implementation of these principles inform current debates about the laws of war?

References

1. https://www.dlpforum.org/2022/11/25/islamic-law-and-international-humanitarian-law/
2. https://www.icrc.org/en/document/islamic-law-international-humanitarian-law
3. https://yaqeeninstitute.org/read/paper/war-islam-and-the-sanctity-of-life-non-aggression-in-the-islamic-code-of-combat