Cameroon became a German protectorate in July 1884.

Here are the answers to question 1. A. (a):

a)

(i) Cameroon became a German protectorate in July 1884.

(ii) One traditional ruler who signed the treaty was King Bell (Ndumbe Lobe). One German trader was Gustav Nachtigal.

(iii) The International Conference which confirmed the German protectorate over Kamerun was the Berlin West African Conference (1884-1885).

(iv) The European powers that controlled parts of the southern coastal region of Cameroon before it became a German protectorate were Britain and France.