The BBC Proms host Katie Derham has come under fire from England’s leading patriotic society for comments she recently made about the lyrics of Rule, Britannia! The song has sparked controversy ever since it was first performed at the classical music festival in 1953, with critics claiming it celebrates Britain’s legacy of colonialism and slavery. Writing in Radio Times, Ms Derham weighed in on the debate, taking aim at Land of Hope and Glory too. She said: “Accompanied by the frantic waving of flags and a sprinkling of inflatable bananas, these songs will delight and enrage large swathes of t…