Sub-Saharan Africa has never produced what, at least on a global scale, could be regarded in the field of geopolitics as a great power. But the continent continually has been molded by its own clearly defined power dynamics, the geographic foundations of which have remained recognizable throughout history. The region in East Africa surrounding Lake Victoria, Africa's largest lake, is one such place where geography remains central to the landscape of power today. Upland Empires The highlands enveloping Lake Victoria long have been conducive for thriving local populations. The lake itself is a critical source of fresh water and food. The surrounding area, crisscrossed with rivers and boasting a favorable climate, is ideal for the agricultural development to sustain populations and generate trade. The high altitude limits the humidity, hindering the spread of potentially devastating tropical diseases such as malaria .