i talked more about this liana fix, senior fellow for europe at the council on foreign relations.inal visit to europe as us president. what do you think his legacy will be, in terms of relationship with europe? his legacy will be a very good one in europe. europeans have been so relieved when biden was elected. but, at the same time, that left europeans in a cosy and comfortable situation, where they very much relied on us leadership throughout the ukraine war. so, with the upcoming us elections, it will be much more difficult for europeans to repeat the same, to believe that america is back, regardless of how these elections turn out, and they are very nervous about what happens if donald trump is elected. you talk about them being on edge about the possibility of a trump presidency in 2025 — what are those concerns? the concerns are about european security and specifically nato. what if trump does what he has threatened several times, undermine the credibility of nato. what if he stops support for ukraine, militarily and financially? that's not something europeans can make up fo