Poland's start as a new member of the European Union has been anything but smooth so far. Foreign policy irritations are on the rise, especially since populist and nationalist parties have been involved in the government. Against this backdrop, the question "Quo vadis, Polonia?" arises from a European perspective. What European policy course is Warsaw pursuing, and what vision of Europe lies behind it? Holger Münch examines in detail the European policy positions of all major Polish parties regarding the future shape of the EU and elucidates the fundamental understanding of European policy that underpins them.