What excuse did King Leopold II use to convince other nations to allow him to control the Congo? How does it relate to Social Darwinism?

People who agreed to work in exchange for passage to the colonies

Read the following passage. the early mill girls were of different ages. some were not over ten years old; a few were in middle life, but the majority were between the ages of sixteen and twenty-five. the very young girls were called "doffers." they "doffed," or took off, the full bobbins from the spinning frames, and replaced them with empty ones. based on the passage, early mill girls were mostly young. were mostly middle aged. were of a variety of ages. were mostly children.

What factors contributed to the creation of concentration camps in nazi germany