The historian heads to Australia to unearth the fallout of the American revolution. Plus: the mother of medieval smackdowns. Here’s what to watch this evening The historian heads to Australia to unearth the fallout of the American revolution. Plus: the mother of medieval smackdowns. Here’s what to watch this evening 9pm, BBC Two By the 1770s, Britain was transporting 45,000 Africans into slavery every year. David Olusoga visits Bunce Island, where captured Africans were sold, to continue his