This article characterizes and analyses variations in Poland’s foreign policy under the Law and Justice (PiS) government with a view to shed light on the distinctive influence of populism. I argue that this influence has mainly to do with the ‘politics of representation’, understood both in the sense of meaning production and of theatrical performance. Building on the discursive and stylistic approaches to populism as well as on the post-structuralist literature in Foreign Policy Analysis, this article conceptualizes populism as a set of representational practices in domestic politics that spill over, and affect, foreign policy. By promoting distinct representations of Self and Other in international affairs and by investing foreign policy ...