The primary goal of disaster relief is to save lives and alleviate suffering by providing immediate assistance to those affected by a disaster.

The United Nations is responsible for coordinating disaster relief efforts through its various agencies, including the Office for the Coordination of Humanitarian Affairs (OCHA).

The four main pillars of humanitarian response are food security, water and sanitation, shelter, and healthcare.

The principle of humanity in humanitarian law encompasses the obligation to provide assistance to those in need, regardless of their nationality, race, religion, or political affiliation; the prohibition of discrimination in the provision of assistance; and the obligation to respect the dignity of those affected by a disaster.

The principle of impartiality in humanitarian law encompasses the obligation to provide assistance based on need, regardless of the cause of the disaster; the prohibition of using humanitarian assistance for political or military purposes; and the obligation to respect the neutrality of humanitarian organizations.

The principle of independence in humanitarian law encompasses the right of humanitarian organizations to operate without interference from governments or other parties; the obligation of humanitarian organizations to maintain their independence from political or military actors; and the prohibition of using humanitarian assistance to promote the interests of any particular party.

The principle of neutrality in humanitarian law encompasses the obligation of humanitarian organizations to refrain from taking sides in armed conflicts; the prohibition of using humanitarian assistance to support one party in an armed conflict; and the obligation of humanitarian organizations to respect the sovereignty of states.

The principle of non-refoulement in humanitarian law prohibits the return of refugees or asylum seekers to a country where they would face persecution.

The principle of proportionality in humanitarian law encompasses the obligation to use only the force necessary to achieve a legitimate military objective; the prohibition of using weapons that are indiscriminate or cause excessive harm to civilians; and the obligation to take all feasible precautions to minimize harm to civilians.

The principle of distinction in humanitarian law encompasses the obligation to distinguish between combatants and civilians; the prohibition of attacking civilians or civilian objects; and the obligation to take all feasible precautions to avoid harm to civilians.

The principle of necessity in humanitarian law requires that the use of force be limited to what is necessary to achieve a legitimate military objective.

The principle of humanity in humanitarian law encompasses the obligation to provide assistance to those in need, regardless of their nationality, race, religion, or political affiliation; the prohibition of discrimination in the provision of assistance; and the obligation to respect the dignity of those affected by a disaster.

The principle of impartiality in humanitarian law encompasses the obligation to provide assistance based on need, regardless of the cause of the disaster; the prohibition of using humanitarian assistance for political or military purposes; and the obligation to respect the neutrality of humanitarian organizations.

The principle of independence in humanitarian law encompasses the right of humanitarian organizations to operate without interference from governments or other parties; the obligation of humanitarian organizations to maintain their independence from political or military actors; and the prohibition of using humanitarian assistance to promote the interests of any particular party.

The principle of neutrality in humanitarian law encompasses the obligation of humanitarian organizations to refrain from taking sides in armed conflicts; the prohibition of using humanitarian assistance to support one party in an armed conflict; and the obligation of humanitarian organizations to respect the sovereignty of states.