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The award of the Nobel Peace Prize to the European Union in 2012 for having “over six decades contributed to the advancement of peace and reconciliation, democracy and human rights in Europe” attested to the success in achieving this original goal. I believe that the goals of ensuring peace and promoting integration and economic development are in fact related. As the World Trade Organization rightly reminded us, the trade war unleashed during the Great Depression contributed to the outbreak of the Second World War. In this respect, one very positive consequence of trade between nations is that it contributes to transforming “rival” nations into partners, who share interests instead of having conflicting interests. Undoubtedly, since the foundation of the European Coal and Steel Community in 1952, economic and political integration in the EU has attained a most notable level. However, the process has been neither linear nor gradual. Over almost 7 decades of history, the European project has witnessed long periods of calm – where little or nothing remarkable happened – punctuated by “transformative periods” that have contributed decisively to its development and to shaping its current form. Normally, these deep transformations have stemmed from processes involving reflection and negotiations, conducted in a more or less orderly fashion. 3/10  Introduction of the single market and the euro For example, the start-up of the single market was the outcome of lengthy negotiations that began officially in 1985.