European Integration can be defined as a process of ever closer union between the member states in terms of common policies, enlargement, and institutions. I will focus on these aspects in order to understand whether they led, during the 1970s, towards more supranationalism -that is a transfer of legal authority and decision-making power from member states to institutions aiming at common interests- or to the contrary toward more intergovernmentalism, where the states make decisions on the basis of their competing national interests (McCormick 2005: 5).
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