<Ul> <Li> Gambia Colony and Protectorate </Li> <Li> Sierra Leone </Li> <Li> Nigeria </Li> <Li> British Togoland (1916--56, today part of Ghana) </Li> <Li> Cameroons (1922--61, now parts of Cameroon and Nigeria) </Li> <Li> Gold Coast (British colony) (now Ghana) </Li> </Ul> <Li> Gambia Colony and Protectorate </Li> <Li> British Togoland (1916--56, today part of Ghana) </Li> <Li> Cameroons (1922--61, now parts of Cameroon and Nigeria) </Li>

What was africa like before 1850 when imperialism came to the continent