Historian David Olusoga explores the enduring relationship between Britain and people whose origins lie in Africa.

In the second part of his four-part series, historian David Olusoga explores the business of slavery and remembers the black sailors who fought for Britain at Trafalgar.

In part three of this groundbreaking series, historian David Olusoga explores the Victorian moral crusade against slavery.

Historian David Olusoga concludes his series with the three African kings who stood up to empire, an irresistible crooner, race riots in Liverpool and the shaping of black British identity in the 20th century.