A smidgen of doubt about Trump’s jibe | Brief letters

Nato ‘cowards’ | Duck dish | Measurements | Small amounts | Chelsea gnomes | Excuses | Floaters Perhaps Donald Trump might encourage his “cowardly” Nato colleagues by reminding them about his heroic efforts during the Vietnam war? ( Anger grows among UK ministers amid fears Iran war could jeopardise Britain’s fragile finances, 21 March ). Tony Green Ipswich • My favourite cooking quantity ( Letters, 19 March ) comes from a wartime recipe for vegetarian duck.