The question that should be asked at Oxford interviews | Brief letters

Despite his profound knowledge of world history, in describing the Iran nuclear deal as “the worst deal ever” (Report, 11 October), President Trump seems to have forgotten, for starters, the Munich agreement and the Molotov-Ribbentrop pact.• The grounds for the appeal court decision (Segregation of boys and girls at religious schools illegal, 14 October), that every child suffers illegal discrimination when not allowed to mix with the opposite sex, must logically apply to single