Return of Donald Trump haunts the Western alliance

Poland's government, which hails from the populist right, has fond memories of Trump. As president, he made his most significant speech in Europe in Warsaw. The nativist conservative nationalism of the ruling Law and Justice party (PiS) in Poland maps quite closely on to the ideology of key Trump advisers, such as Stephen Miller. But PiS's ideological affinity with Trump may be blinding them to the danger of a sudden US withdrawal of support for Ukraine. That would leave the countries closest to Russia, including Poland, high, dry and on the front line. If Trump combined a Ukraine cut-off with…