The union contributes to the preservation and to the development of these common values while respecting the diversity of the cultures and traditions of the peoples of europe as well as the national identities of the member states and the organization of their public authorities at national, regional and local levels; it seeks to promote balanced and sustainable development and ensures free movement of persons, goods, services and capital, and the freedom of establishment. what is the main goal of the european union? to create one common nation where all countries are the same politically and socially to promote economic freedom and diversity among cultures to eliminate communism and totalitarian governments in europe to standardize the national identities of member states