Non-Governmental Organizations (NGOs) play a crucial and multifaceted role in the application and promotion of International Humanitarian Law (IHL). As entities independent from state control, NGOs act as key intermediaries between affected populations, armed forces, and international bodies to ensure respect for IHL during armed conflicts. Their involvement spans advocacy, monitoring, humanitarian assistance, and capacity building. One of the primary roles of NGOs in the application of IHL is monitoring and reporting violations. NGOs such as the International Committee of the Red Cross (ICRC), Human Rights Watch, and Amnesty International closely observe conflict zones to document breaches of IHL, including attacks on civilians, use of prohibited weapons, and mistreatment of prisoners of war. By gathering evidence and publishing detailed reports, NGOs raise awareness among the international community, governments, and public opinion, thereby increasing pressure on parties to comply with humanitarian norms. NGOs also provide direct humanitarian assistance to victims of armed conflict, including the wounded, displaced persons, and detainees. Organizations like Médecins Sans Frontières (Doctors Without Borders) deliver medical care in conflict zones regardless of political affiliation, embodying the principles of neutrality and impartiality enshrined in IHL. Their presence ensures that IHL’s protections for civilians and combatants hors de combat are