Harambee is a Swahili word meaning "pulling together". Malnutrition is a disease caused by lack of a healthy diet. Strategic value refers to the importance of a location for military planning. An ethnocracy is a government where one ethnic group rules others. Apartheid was South Africa's system of racial segregation and discrimination. Segregation means forcing people to live separately, often by race. Sanctions are actions taken to punish a country's behavior that the international community disapproves of. An enclave is a country entirely surrounded by another and dependent on it. White flight was the departure of white administrators and technicians. Barter is the exchange of goods without money.