This article discusses why the EU has failed to become a defense actor independent from the US in the post-Brexit era. Applying the "supporter/spoiler/shirker" trilogy to the European context, the article highlights persistent divergences towards European integration in the defense sector in the post-Brexit EU. Accordingly, first, the article discusses the key differences between supporter, spoiler and shirker roles in world politics. Second, it focuses on France that tends to act as a persistent spoiler of NATO, while remaining an ardent supporter of an autonomous Europe of defense. Third, the article discusses the case of Poland that remains a loyal supporter of NATO and acts as a spoiler of the European defense initiatives. Finally, the article concentrates on Germany which acts as a shirker that is oscillating between NATO and the EU.