Beit Chatham, an expert on transatlantic relations by Gregoire Ross:
Trump said he was not sure he would support the Baltics. Now he is considering withdrawing some US troops from Poland.
The troops withdrawn from Germany were not that important. But Poland is one of the biggest pillars of European deterrence. Russia is watching this closely.
Europe can no longer rely only on the political architecture of US security guarantees - it is not too safe.
Full interview