The suggestion that Rule, Britannia! and Land of Hope and Glory should be axed from the Last Night of the Proms is not, as No 10 suggests, a distracting focus on the symbols rather than the substance of a problem (Rule, Britannia! will be played at the Proms but not sung, BBC confirms, 24 August). Symbols matter. They act as dog-whistles and means of legitimising discriminatory ideologies. The...