phantom borders
... that "phantom borders" left behind by the partitions of Poland by imperial powers have an impact on which political parties Polish citizens vote for?
... that "<b id="mwAx8"><a href="./Phantom_border" id="mwAyA" rel="mw:WikiLink" title="Phantom border">phantom borders</a></b>" left behind by the <a href="./Partitions_of_Poland" id="mwAyE" rel="mw:WikiLink" title="Partitions of Poland">partitions of Poland</a> by imperial powers have an impact on which political parties Polish citizens vote for?