Sanders of the River by Edgar Wallace

Chiefest of the restrictions placed upon the black man by his white protector is that which prevents him, when his angry passions rise, from taking his enemy by the throat and carving him with a broad, curved blade of native make. Naturally, even the best behaved of the tribes chafe under this prohibition the British have made.

You may be sure that the Akasava memory is very short, and the punishment which attended their last misdoing is speedily forgotten in the opportunity and the temptation which must inevitably come as the years progress. Thus, the Akasava, learning of certain misdoings on the part of the Ochori, found themselves in the novel possession of a genuine grievance, and prepared for war, first sending a message to "Sandi, " setting forth at some length the nature of the insult the Ochori had offered them. Fortunately, Sanders was in the district, and came on the spot very quickly, holding palaver, and soothing an outraged nation as best he could.