The right or opportunity for civilians to move from one area to another, especially from a conflict zone to a place of safety, without being attacked or hindered. This is a crucial principle in international humanitarian law.

Individuals fleeing their country due to a well-founded fear of persecution based on race, religion, nationality, membership of a particular social group, or political opinion. They are protected under international law, primarily the 1951 Refugee Convention.

People or groups of people who have been forced to flee their homes or places of habitual residence, particularly as a result of or in order to avoid the effects of armed conflict, situations of generalized violence, violations of human rights or natural or human-made disasters, and who have not crossed an internationally recognized State border.