European capitals fear Donald Trump’s return to the White House. If he wins the presidential election, US aid to Ukraine may stop immediately, Politico informs. As the media outlet notes, there is a growing consensus in European capitals: the return of the main disruptor of foundational principles would embolden Vladimir Putin, potentially provoke a destructive trade war, and exacerbate political divisions across the continent. Trump’s promise to end the war in Ukraine within 24 hours of taking office is taken just as seriously. “Aid could stop overnight,” said one European diplomat. “Putin wi…