Refugees are people who have been forced to leave their home country due to conflict, persecution, or natural disaster. Emigres are people who have chosen to leave their home country for economic or political reasons. Evacuees are people who have been forced to leave their home country due to an emergency situation such as a war or natural disaster. DPS stands for Displaced Persons, which is a term used to refer to people who have been forced to leave their home country due to conflict or persecution.