sentences:  Forced displacement of people and groups has also been an area of focus for the AU— over thirty states have ratified the Kampala Convention, the only regional treaty focusing on internally displaced persons in the World.The individual member states of the African Union coordinate foreign policy through this agency, in addition to conducting their own international relations on a state-by-state basis.The AU represents the interests of African peoples at large in intergovernmental organisations (IGOs); for instance, it is a permanent observer at the United Nations General Assembly.