Why might the war on terrorism in Saharan Africa be bringing realm to the attention of the United States both as a source of foes and allies?Explain.

Why might the war on terrorism in Subsaharan Africa be bringing this realm to the attention of the United States both as a source of foes and allies? Think Boko Haram in Nigeria and in general the global war on terrorism, etc. Please no Wikipedia, only scholarly sources, and MLA format with in-text citations