While there was greater EU involvement in the Kosovo conflict than in the Bosnian conflict, the failure of the EU to prevent the conflicts in former Yugoslavia, or to bring them to a quick close, heightened the desire for greater EU effectiveness in foreign affairs.
Aínda que houbo unha maior participación da UE no conflito de Kosovo que no de Bosnia, o fracaso da UE para previr os conflitos na ex Iugoslavia fixo aumentar o desexo dunha maior eficacia da Unión en política exterior.