The UN’s Current Stance on Observance of International Humanitarian Law by Peacekeeping Forces

When United Nations peacekeepers deploy to conflict zones, they walk a delicate line between maintaining peace and potentially becoming parties to armed conflicts. For decades, questions lingered about whether international humanitarian law applied to UN forces and, if so, how. Today, the UN’s position on this matter is clear and explicit: peacekeeping forces must observe fundamental principles of international humanitarian law when engaged as combatants in situations of armed conflict.

The 1999 Secretary-General’s bulletin: A watershed moment 🔗

The turning point came on August 6, 1999, when UN Secretary-General Kofi Annan issued a landmark bulletin titled “Observance by United Nations Forces of International Humanitarian Law.” This document settled years of legal ambiguity by explicitly stating that fundamental principles and rules of international humanitarian law apply to UN forces when they are actively engaged as combatants in situations of armed conflict.

The bulletin clarifies that these rules apply during enforcement actions or in peacekeeping operations when the use of force is permitted in self-defense. Importantly, it does not strip peacekeepers of their protected status under the 1994 Convention on the Safety of United Nations and Associated Personnel, as long as they remain entitled to protection as civilians under international law of armed conflict.

Protection of civilians: The cornerstone obligation 🔗

At the heart of the UN’s current stance lies an unwavering commitment to civilian protection. The Secretary-General’s bulletin mandates that UN forces must make a clear distinction at all times between civilians and combatants, and between civilian objects and military objectives. Military operations must be directed only against combatants and military objectives, with attacks on civilians or civilian objects strictly prohibited.

This principle extends beyond mere prohibition of direct attacks. UN peacekeeping forces must take all feasible precautions to avoid and minimize incidental loss of civilian life, injury to civilians, or damage to civilian property. The Protection of Civilians mandate has become a priority mandate in many peacekeeping operations, requiring forces to use all necessary means, including deadly force when warranted, to prevent or respond to threats of physical violence against civilians.

Prohibition of indiscriminate attacks and reprisals 🔗

The current UN framework explicitly prohibits peacekeeping forces from launching operations that would strike military objectives and civilians indiscriminately. Operations that may cause incidental civilian casualties or damage excessive to the anticipated military advantage are forbidden. Furthermore, UN forces cannot engage in reprisals against civilians or civilian objects under any circumstances.

Humane treatment of detainees: Geneva Convention standards 🔗

One of the most significant aspects of the UN’s current position concerns the treatment of persons detained by peacekeeping forces. The Secretary-General’s bulletin requires that detained members of armed forces and other persons who no longer participate in military operations must be treated with humanity and respect for their dignity.

Without prejudice to their legal status, detained persons must be treated in accordance with relevant provisions of the Third Geneva Convention of 1949. This includes several specific obligations: their capture and detention must be notified without delay to the International Committee of the Red Cross Central Tracing Agency to inform their families; they must be held in secure premises with safeguards for hygiene and health; they are entitled to food, clothing, and medical attention; they cannot be subjected to torture or ill-treatment; women must be held separately from men; and children under sixteen who are detained must receive special protection.

Crucially, the ICRC’s right to visit prisoners and detained persons must be respected and guaranteed, providing an independent mechanism for monitoring detention conditions and ensuring compliance with humanitarian standards.

Understanding when IHL applies to peacekeeping operations 🔗

The application of international humanitarian law to UN peacekeeping is not automatic for all operations. The legal framework differentiates based on the level of force used and the nature of the mission’s engagement.

When peacekeeping forces operate under national command after receiving UN authorization, they become parties to the conflict and must therefore respect international humanitarian law in full. However, when contingents come under direct UN command, the situation becomes more nuanced. The various agreements signed when peacekeeping operations are established typically reaffirm that forces must observe and respect the principles and spirit of humanitarian law conventions.

Challenges in accountability and enforcement 🔗

While the legal obligations are now clearly articulated, enforcement and accountability remain complex. In cases of violations of international humanitarian law, members of military personnel in UN forces are subject to prosecution in their national courts. However, holding the UN itself accountable proves difficult due to the immunity it enjoys, and individual peacekeepers often benefit from similar protections depending on agreements signed when forces are created.

Recent developments: The 2024 UN Military Manual 🔗

In September 2024, the United Nations took another significant step by publishing the first comprehensive UN Military Manual. This manual serves as a reference to guide UN military commanders, staff, and troops in preparation, planning, and conduct of operations for effective execution of Security Council mandates.

The manual stresses the importance of peacekeepers having a clear understanding of IHL principles and rules, and observing them in accordance with the Secretary-General’s 1999 bulletin. It highlights the need for commanders to ensure all military personnel understand and comply fully with rules of engagement to prevent and respond to harm against civilians and vulnerable populations.

Practical implications for Indian peacekeepers 🔗

India has been one of the largest contributors to UN peacekeeping operations, with thousands of Indian military personnel serving under the blue helmet over the decades. For Indian peacekeepers, understanding and implementing these IHL obligations is not merely a legal requirement but a matter of operational necessity and national reputation.

Before deployment, Indian contingents receive training on international humanitarian law principles, including distinction between combatants and civilians, proportionality in the use of force, precaution in attack, and humane treatment of persons in their custody. This training aligns with India’s own military law framework and its obligations as a state party to the Geneva Conventions.

The legal framework: Multiple sources of obligation 🔗

The legal framework governing UN peacekeeping operations derives from multiple sources: the UN Charter, customary international law, international human rights law, international humanitarian law, international refugee law, and international criminal law. It further includes conventions addressing privileges and immunities of the UN, the Secretary-General’s bulletin on IHL observance, relevant Security Council mandates, status-of-forces agreements with host nations, mission-specific rules of engagement, and agreements with troop-contributing countries.

This complex web of legal obligations reflects the multifaceted nature of modern peacekeeping, which has evolved far beyond traditional observer missions to include robust mandates authorizing the use of force for civilian protection, support to state authority, and stabilization efforts.

Beyond compliance: The protection imperative 🔗

The UN’s current stance reflects a recognition that peacekeeping operations increasingly operate in volatile environments where strict adherence to IHL principles is essential for mission credibility, protection of vulnerable populations, and the safety of peacekeepers themselves. While consent, impartiality, and non-use of force except in self-defense remain core peacekeeping principles, the reality of contemporary conflicts demands that forces be prepared to use force decisively when necessary to protect civilians under imminent threat.

This evolution has not been without controversy. Critics argue that robust mandates and the use of force risk transforming peacekeepers into parties to conflicts, potentially compromising their neutrality and acceptance by local populations. Supporters contend that passive observation in the face of mass atrocities, as occurred in Rwanda and Srebrenica, represents an abdication of moral and legal responsibility.

Training and awareness: Ensuring compliance 🔗

The UN has undertaken significant efforts to ensure military personnel are fully acquainted with IHL principles and rules. Status-of-forces agreements between the UN and host states include undertakings that forces will conduct operations with full respect for general conventions applicable to military personnel conduct. Even in the absence of such agreements, the obligation to respect IHL principles remains applicable to UN forces.

Pre-deployment training for troop-contributing countries now incorporates comprehensive IHL instruction, including practical scenarios that peacekeepers might encounter. This training emphasizes that IHL compliance is not merely about avoiding violations but about actively protecting those who are not or are no longer participating in hostilities.

What do you think? How can the international community better ensure accountability when peacekeepers violate international humanitarian law? Should the UN develop its own independent investigative and prosecutorial mechanisms for serious violations by peacekeeping personnel?

References

1. http://hrlibrary.umn.edu/instree/unobservance1999.html
2. https://casebook.icrc.org/case-study/un-guidelines-un-forces
3. https://peacekeeping.un.org/en/protection-of-civilians-mandate
4. https://guide-humanitarian-law.org/content/article/3/peacekeeping/
5. https://www.tandfonline.com/doi/full/10.1080/09615768.2023.2283231
6. https://www.ejiltalk.org/the-united-nations-first-military-manual-and-its-contribution-to-international-law-an-overview/
7. https://peacekeeping.un.org/en/principles-of-peacekeeping