YSK from the 1800s to mid 1900's Britain had sent thousands of poor and orphaned children out of the country as indentured farm workers. They're known as British Home Children, and if you have an ancestor who this happened to they can seek compensation.
from /r/YouShouldKnow
YSK从19世纪到20世纪中期，英国曾将成千上万的贫困和孤儿送出国门，作为契约农场工人。他们被称为英国家庭儿童，如果你有一个发生在他们身上的祖先，他们可以寻求赔偿。