Explanation:
Islamic mathematicians such as Al-Khwarizmi, Avicenna and Jamshīd al-Kāshī made advances in algebra, trigonometry, geometry and Arabic numerals. Islamic doctors described diseases like smallpox and measles, and challenged classical Greek medical theory.
Because The Sahel was a fertile band, there was more agriculture, trade, and permanent civilization. The trade route established many colonies in order to bring gold out Africa and in to the Arabic world.
Bantu as a common language, animism as a common religion, religion economics and history intertwined, and trade routes.
Advantages: unity, trade partners.
Path from the Arab world to the western world of Africa for gold.
The further south you get, more agriculture develops.
Herds are going to be there in the south
Allows for more Sedentary life in the south.
The anti Imperialism league took a dim view of imperialism which meant they opposed the expansion b/c they believed imperialism violated the credo of Republicanism,especially the need for " consent of the governed."
The slave owner did not have any manumission over his slaves