At the height of the British slave trade, there were no cameras to capture the experiences of the children who found themselves forced into enslavement. There are not even exact numbers for how many youths were sucked into the system - estimates suggest a quarter of the roughly 12 million Black Africans enslaved between the 16th and 19th centuries would be categorised as children. Their stories are some of the hardest to dig up - but people are persisting anyway.

Featuring Christine Whyte, lecturer in global history at the University of Glasgow.Learn more about your ad choices. Visit podcastchoices.com/adchoices