'How Africa lost its continental, regional, and local autonomy in the era of European imperialism. The components of European hegemony, Christian proselytization, comparative colonial strategies and structures, nationalism, decolonization and independence and the disengagement from neo-colonial patterns and the colonial legacy. Case studies from northern and subsaharan Africa.'
Use encyclopedias and other reference materials to get an overview of your topic, verify dates, names, alternate spellings, &c.
As well as the titles about Africa listed here, see sources on individual African countries in the Clio World Bibliographic Series and Scarecrow Historical Dictionaries, in the DT section of McHenry Reference.