doctor soumya swaminathan, former chief scientist at the who. around the world and across the uk.ws. much of the world is bracing for significant us foreign policy changes — some with global implications. trump has already said he is considering imposing a 10% tariff on imports of chinese—made goods as soon as the first of february. he has also spoken about imposing 25% duties on imports from canada and mexico, from 1 february. on foreign conflicts, trump described himself as a �*peacemaker�*. he's taken credit for facilitating a ceasefire deal between israel and hamas in gaza — but on monday said he�*s �*not confident�* it will hold. trump also ordered a 90—day pause in foreign development assistance — leaving millions of dollars in aid in limbo. a review of aid will be led by marco rubio, who was today sworn in as secretary of state. he�*s the first cabinet member of the new trump administration, and has reiterated president trump�*s vision of an �*america first�* foreign policy. president trump was elected to keep promises and he�*s going to keep those promises. and his primary