At first glance Brazil appears to be an alluring playground of exciting carnivals, sultry samba, divine football and a vibrantly diverse people. But behind this dazzling facade lies a disturbing story of history’s largest-ever slave population. Astonishingly Brazil, a Portuguese colony, received ten-times more African slaves than the numbers transported to North America. This programme looks at those estimated 4 million people with whose blood, sweat and tears Brazil was built. Without them none...