The document provides historical context on the development of European identity and the European Union. It discusses how various groups throughout history, including the Phoenicians, Greeks, Romans, and others contributed to the exchange of skills and development of an emerging European identity among peoples inhabiting Europe. It then focuses on key events and institutions in the post-World War 2 period that laid the foundations for modern European integration, including Winston Churchill's 1946 call for a "United States of Europe", the Marshall Plan, NATO, the Treaty of Paris establishing the European Coal and Steel Community, and the 1957 Treaties of Rome establishing the European Economic Community and Euratom.