For twenty-three years King Leopold II of Belgium personally owned the Congo Free State, running it as a private enterprise for ivory and then wild rubber. Quotas enforced by the Force Publique brought hostage-taking, village burning and severed hands, until E. D. Morel and Roger Casement exposed the system and Belgium took the colony in 1908.
The death toll is the central uncertainty: there was no census, and estimates run from a few million to about ten million, often described as roughly half the population. Scholars also debate whether to call it genocide or a forced-labor terror.