This article examines the rise of anti-American nationalism in Turkey. While Turkish public opinion has developed strong views against a set of foreign policies furthered by the United States, recent findings allude to the development of an emerging anti-US bias in large segments of Turkish society. The deterioration of the US image in Turkey could be considered a result of the recent US involvement in the Middle East, as well as socio-political shifts inherent to Turkey's democratization process. © Middle East Institute.