The uncomfortable lessons of the new Fourth Plinth statues

The Revd John Chilembwe – whose statue now adorns Trafalgar Square – is notorious for the church service he conducted beneath the severed head of William Jervis Livingstone, a Scottish plantation manager with a reputation for mistreating his workers. The night before, Chilembwe’s followers had broken into his house and chased him from room to room as he tried to fend them off with an unloaded rifle.