Migrants: A person who moves from one place to another, especially in order to find work or better living conditions. 

Refugees: A refugee is a person who has fled their own country because they are at risk of serious human rights violations and persecution there. The risks to their safety and life were so great that they felt they had no choice but to leave and seek safety outside their country because their own government cannot or will not protect them from those dangers. Refugees have a right to international protection. 

Asylum Seekers: An asylum-seeker is a person who has left their country and is seeking protection from persecution and serious human rights violations in another country, but who hasn’t yet been legally recognized as a refugee and is waiting to receive a decision on their asylum claim.  

Internally Displaced peoples: A person who has been forced to leave their country in order to escape war, persecution, or natural disaster.

Returnees:  A former refugee or internally displaced person who returns to their country or area of origin, whether spontaneously or in an organized manner. 

Stateless peoples: A person who is not considered as a national by any State under the operation of its law; some refugees, asylum seekers, and IDPs may be classified as stateless.