At the back of an altar in Westminster Abbey is a looted tablet deemed so holy by Ethiopian Christians that only priests from the country’s Orthodox church are able to look at it. But the abbey has been accused of gross cultural insensitivity for apparently failing to respond when leaders of the church asked to be able to pray beside the artefact. “I was very shocked and surprised,” said Samuel Berhanu, a deacon in the Ethiopian church in London, who contacted Westminster Abbey last year asking for permission for Ethiopian Orthodox church leaders “to organise a viewing and prayer session”....