This article is dedicated to the development of European unity in Central Europe and Scandinavia as a mechanism of collective security and intergovernmental cooperation development. The cultural and historical features of Central Europe and Scandinavia emphasize the need for a comparative study into the European idea. This article considers the tendencies and factors which affected the development of the European idea in the framework of the post-war planning. This research sets out to compare and identify similar or analogous features and elements of the theoretical bases of movements for European unity in Central and Northern Europe. The author comes to the conclusion about the correlation between the “Europe of regions” ...