Plenty is doing.
"When Parliament abolished negro slavery in 1808, the flues of its august chambers were being climbed by boys four, five and six years of age, sold....to chimney sweepers for prices ranging from a few shillings to two guineas-the smaller the child, the better the price."
Disclaimer: this quote appears here only to spark discussion. It is not endorsed one way or the other. Make up your own mind. Or just refresh the page for another viewpoint. From a collection assembled by the late Chris Brand.