Contents Sources and acknowledgements 4 The area under study 6 Summary 11 1. Introduction 17 2. Ecological borders and the creation of the Kafia Kingi enclave 19 3. Borders between states and statelessness: Darfur and Bahr al-Ghazal in the eighteenth and nineteenth centuries 26 4. Being Fertit: people and societies in Western Bahr al-Ghazal and the Kafia Kingi enclave 38 5. The 1930–46 Southern Policy: drawing a cultural and religious border 61 6. Delineations: the political border 71 7. Border economies and the social meaning of roads,.