Gufu Oba is a Professor in the Department of International Environment and Development Studies (Noragric) at the Norwegian University of Life Sciences, Norway. Professor Oba is also the author of Nomads in the Shadows of Empires (Brill, 2013) and Climate Change Adaptation in Africa: An Historical Ecology (Routledge, 2014).

• Warfare ecology. An introduction PART I. Regional comparative analysis of herder warfare Chapter 1. Institutions of warfare: a comparative perspective Chapter 2. Frontiers of warfare: a regional analysis, c. 1340-1893 PART II. Migration, Conquests and Enslavement Chapter 3. Warfare footprints in coastal hinterland of East Africa, c. 1500-1800 Chapter 4. Hegemony, clients and trade control in coastal hinterland, c. 1640-1870 Chapter 5. Invasions and Conquest: the wars of Wama, c. 1830-1870 Chapter 6. Political ecology of a collapse: the southern Oromo, c. 1860-1890 Chapter 7. Enslavement of the Warda Oromo: slave family life histories, 1840-1890 PART III. Colonial resistance, Containment and Slave Emancipation Chapter 8. Contesting pastoralists' military power: resistance to colonial rule, 1885-1918 Chapter 9. Colonial resource capture: responses to trans-frontier migrations, 1909-1925 Chapter 10. The containment policy: administration of grazing lines, 1909-1955 Chapter 11. Crossing the river: the Warda emancipation, 1890-1963 Conclusion, References, Index

Gufu Oba is a Professor in the Department of International Environment and Development Studies (Noragric) at the Norwegian University of Life Sciences, Norway. Professor Oba is also the author of Nomads in the Shadows of Empires (Brill, 2013) and Climate Change Adaptation in Africa: An Historical Ecology (Routledge, 2014).

• Warfare ecology. An introduction PART I. Regional comparative analysis of herder warfare Chapter 1. Institutions of warfare: a comparative perspective Chapter 2. Frontiers of warfare: a regional analysis, c. 1340-1893 PART II. Migration, Conquests and Enslavement Chapter 3. Warfare footprints in coastal hinterland of East Africa, c. 1500-1800 Chapter 4. Hegemony, clients and trade control in coastal hinterland, c. 1640-1870 Chapter 5. Invasions and Conquest: the wars of Wama, c. 1830-1870 Chapter 6. Political ecology of a collapse: the southern Oromo, c. 1860-1890 Chapter 7. Enslavement of the Warda Oromo: slave family life histories, 1840-1890 PART III. Colonial resistance, Containment and Slave Emancipation Chapter 8. Contesting pastoralists' military power: resistance to colonial rule, 1885-1918 Chapter 9. Colonial resource capture: responses to trans-frontier migrations, 1909-1925 Chapter 10. The containment policy: administration of grazing lines, 1909-1955 Chapter 11. Crossing the river: the Warda emancipation, 1890-1963 Conclusion, References, Index

Gufu Oba is a Professor in the Department of International Environment and Development Studies (Noragric) at the Norwegian University of Life Sciences, Norway. Professor Oba is also the author of Nomads in the Shadows of Empires (Brill, 2013) and Climate Change Adaptation in Africa: An Historical Ecology (Routledge, 2014).

• Warfare ecology. An introduction PART I. Regional comparative analysis of herder warfare Chapter 1. Institutions of warfare: a comparative perspective Chapter 2. Frontiers of warfare: a regional analysis, c. 1340-1893 PART II. Migration, Conquests and Enslavement Chapter 3. Warfare footprints in coastal hinterland of East Africa, c. 1500-1800 Chapter 4. Hegemony, clients and trade control in coastal hinterland, c. 1640-1870 Chapter 5. Invasions and Conquest: the wars of Wama, c. 1830-1870 Chapter 6. Political ecology of a collapse: the southern Oromo, c. 1860-1890 Chapter 7. Enslavement of the Warda Oromo: slave family life histories, 1840-1890 PART III. Colonial resistance, Containment and Slave Emancipation Chapter 8. Contesting pastoralists' military power: resistance to colonial rule, 1885-1918 Chapter 9. Colonial resource capture: responses to trans-frontier migrations, 1909-1925 Chapter 10. The containment policy: administration of grazing lines, 1909-1955 Chapter 11. Crossing the river: the Warda emancipation, 1890-1963 Conclusion, References, Index