My wargaming interests run the gamut from ancient times to WW2. The link goes to my blog and illustrates a scenario from a rule set called The Men Who Be Kings. The rules deal with colonial conflicts. This scenario is related to the Mahdi who controlled the Sudan after the fall of Khartoum (Charles Gordon) episode. The fall forced increased British intervention.
Outpost #3 https://brr10.blogspot.com/2019/03/outpost-3the-men-who-would-be-kings.html
Here’s a few pics to give an idea of what is on the blog.