This document provides an overview of decolonization in Africa from the late 19th century to the 1990s. It discusses the concepts of neocolonialism and nationalism, key independence leaders like Nkrumah and their roles in independence movements. It also summarizes major events like the independence of Ghana in 1957, the Organization of African Unity, genocide in the Belgian Congo, apartheid in South Africa, and Nelson Mandela's release from prison in 1990. The document uses these examples to outline the general process of decolonization across the African continent.