What about Dahomey, the Ashanti and the Saharan kingdoms and empires? They were obviously conquered with 12 men and a machine gun...
http://en.wikipedia.org/wiki/Anglo-Ashanti_wars
http://en.wikipedia.org/wiki/First_Franco-Dahomean_War
http://en.wikipedia.org/wiki/Second_Franco-Dahomean_War
http://en.wikipedia.org/wiki/Siege_of_Medina_Fort
http://en.wikipedia.org/wiki/Samory_...ith_the_French
A lot of these kingdoms were not a walk in the park.

















