Analysis-Poland's PiS faces far-right challenge over Ukraine support

FILE PHOTO: Ukraine's President Volodymyr Zelenskiy and Polish Prime Minister Mateusz Morawiecki shake hands during a joint news briefing on a day of the first anniversary of Russia's attack on Ukraine, in Kyiv, Ukraine February 24, 2023. REUTERS/Viacheslav Ratynskyi/File Photo

WARSAW (Reuters) - Poland's move last week to ban Ukraine grain imports illustrates a wider dilemma the ruling nationalists face ahead of a tight election in October: how to counter pressure from the far-right over Warsaw's approach to helping Kyiv in its war with Russia.

With the likely outcome of the Oct. 15 ballot far from clear, Ukraine has emerged as a topic on which the far-right Confederation can steal votes from the ruling Law and Justice (PiS) party, lowering its chances of winning a functioning majority by splitting right-of-centre Poles.