Book Review: European Union Sanctions and Foreign Policy. When and Why Do They Work?, by Clara Portela. (London/New York: Routledge, 2010) - European Foreign Affairs Review View Book Review: European Union Sanctions and Foreign Policy. When and Why Do They Work?, by Clara Portela. (London/New York: Routledge, 2010) by - European Foreign Affairs Review Book Review: European Union Sanctions and Foreign Policy. When and Why Do They Work?, by Clara Portela. (London/New York: Routledge, 2010) 16 1 European Foreign Affairs Review