Frontiers of Violence in North-East Africa: Genealogies of Conflict Since C.1800Northeast Africa has one of the richest histories in the world, and yet also one of the most violent. Richard Reid offers an historical analysis of violent conflict in northeast Africa through the nineteenth and twentieth centuries, incorporating the Ethiopian and Eritrean highlands and their escarpment and lowland peripheries, stretching between the modern Eritrean Red Sea coast and the southern and eastern borderlands of present day Ethiopia.