Britain's abolition of the slave trade in 1807 did not end the traffic of human beings across the Atlantic. Indeed, for many decades to come, hundreds of thousands of enslaved Africans continued to be shipped into slavery. From 1840 to 1872 the remote South Atlantic island of St Helena played a pivotal role in Britain's efforts to suppress the slave trade, and over this time it received over 25,000 'liberated Africans', taken from slave ships by Royal...