European Movement Germany polls, demonstrations and published information for members and the media. Although European integration was advanced by the establishment of the European Coal and Steel Community in 1951 and the signing of the Treaty of Rome to establish the European Economic Community (EEC) and Euratom in 1957, significant disagreement concerning the future of Europe remained, both between the National Councils and within the German Council itself. One controversial issue was the necessity of a European Constitution, for example. The lack of transparency in the leadership of Kogon led to his replacement as President in 1954 by Ernst Friedlaender, who reformed the
Yugoslavia and the European Economic Community refused the proposal. In June 1991 an EEC mission formed by the foreign ministers of Luxembourg, Italy and the Netherlands visited Belgrade, where they talked with Yugoslav Prime Minister Ante Marković, as well as Zagreb, where they talked with Presidents Milan Kučan of Slovenia and Franjo Tuđman of Croatia. The mission members stated that almost $1 billion in economic aid would be suspended if Yugoslav military offensive continued as well as that the EEC favors the preservation of Yugoslavia as a single entity. Members of the EEC were divided over the importance they should give to the potentially contradictory principles