Anglo-American relationship, being formed in World War Ⅱ, plays an important role in the post-war international relations. Anglo-American relationship is based on kinship and cultural aspects of the historical origins, but also for their own political, economic, strategic considerations. After World War Ⅱ, America is aiming at the global expansion, Britain occupies an important position in American’European and the global strategy. In Churchill’"Three Rings" diplomacy, the United Kingdom attaches take the special relationship with the United States to an important stage, as Britain relies on the support of the United States in the political and economic. But, with the development of international relations and the various forces, the emergence of the contradiction between the Anglo-American comes inevitably. In the "Suez Crisis "and" independent European nuclear defense", such irreconcilable conflict becomes worse, and the Anglo-American relationship cracks. At the same time, as the vigorous development of "The European jointing movement", Britain has not been the sole spokesperson of the United States in Europe, coupled with the embarrassment of the domestic economy and political turmoil, to avoid isolation, Britain has to return to Europe.The Anglo-American relationship has played a very important role in Britain’s application to join the EU. America wants Britain to play a leadership at the beginning of European integration, and asked the British to join the European integration many times, what’s more, threatening with the end of the Anglo-American relationship. Considering of the historical traditions and great power status, Britain refused to joint the movement all the time. America is happy to see Britain’s jointing, so behaves more active than the United Kingdom when Britain Submit the application to join the EU. But the former twice accession was refused by Charles de Gaulle with the excuse of Anglo-American special relationship. With repeated negotiations and unremitting efforts, Britain joins the EU finally till Charles de Gaulle stepped down from office. Article body part is divided into three chapters. The first chapter discusses the differences on the formation of Anglo-American relationship between domestic and foreign academic. Express the author’s own insights based on the historical facts. Following, analyze the basis of survival and practical basis of Anglo-American relationship by cultural background, consanguinity, and the real economic factors. The second chapter analyze the characteristics of the Anglo-American relationship by the contradictions in the highlight event of the "Suez Crisis","Nassau Conference" and "independent nuclear defense performance. Chapter III is the core part of this article. First analyze the differences and cooperation in the joint European problem combines with "Marshall Plan", as well as the "Schumann Plan ". Concluded that Anglo-American contradictions are irreconcilable and Britain has to turn back to Europe, the outstanding performance is to apply to join the European Community. And give a brief analysis of the UK’s accession causes and accession possibility firstly. Then discourse the role and performance of the Anglo-American relationship in the course of Britain’s apply to the EU. And finally comes the conclusion, although the root cause of England’s successful accession is the adjust of Britain’s own European strategy, and the Anglo-American relationship became a major obstacle to join the EU for a time, but the role it took in the course of Britain’s apply can not be ignored. It is the pressure of United States that speed up the fundamental adjustment of the British continental policy, we can say that the Anglo-American relationship knocked the door leading to the European Community. |