Those lands had been gained for this man after he sent Henry Morton Stanley to negotiate with tribal chiefs.
An open letter written to this leader describing a disenchanting visit to his lands was authored by George Washington Williams. E.D. Morel, helped found a reform association targeting one of the holdings of this leader, whose poor rule of that location led to the issuing of the Casement Report. Those lands had been gained for this man after he sent Henry Morton Stanley to negotiate with tribal chiefs. This man created an army for that land called the Force Publique, which took hands if rubber quotas were not met. For 10 points, name this ruler whose poor treatment of natives forced him in 1908 to give up rule of the Congo to his kingdom, Belgium.
An open letter written to this leader describing a disenchanting visit to his lands was authored by George Washington Williams.
{Leopold II} of Belgium [prompt on {Leopold}]