Keeping in mind that looking for positive effects in the imperialism Europe practiced in Africa is like justifying slavery by claiming that Africans at least got free transportation to the New World, the main advantage is a unifying language (French, English, Portuguese or Spanish). read more
Colonial powers introduced Western schools and healthcare, resources that often had a positive effect on the lives of the colonized people. Government schools typically focused on training for low-level civil service occupations. In many African colonies, missionaries shouldered much of the responsibility for educating the masses. read more