Answer:
New Imperialism is the answer
Explanation:
In historical contexts, New Imperialism characterizes a period of colonial expansion by European powers, the United States, and Japan during the late 19th and early 20th centuries. The period featured an unprecedented pursuit of overseas territorial acquisitions.
They were treated terribly often beaten and raped as well as tortured and murdered.
I’m pretty sure the first one to, so sorry if wrong
People who worked as minors had to be at work or else they would lose their job they had no freedom. They were also paid which led to the term wage slavery.