歐洲聯盟 2004 年 5 月以及 2007 年 1 月的東擴之舉係 1950 年代以來歐洲統合過程中重要的發展過程。這不僅是使得中東歐地區國家加入歐盟，更重要的意義在於將不同地區文化與結構透過改革的轉軌過程中融入了歐盟的價值。因此，在歐盟未來的主要擴大議程中也包含了土耳其、克羅埃西亞以及西巴爾半島地區國家。對於歐盟而言，加強並保障有關區域和平、穩定、 繁榮、民主、人權以及歐洲法治的理念價值是相當重要的。 對土耳其而言，與歐盟的關係已歷..

The Eastern Enlargement of the European Union in the year of 2004 and 2007 is one of the most significant developments in the process of European Integration since the 1950s. And with Turkey and the Western Balkan States, enlargement will continue to be one of the major issues on the political agendas. More recently, the EU has inspired tremendous reforms in Turkey, Croatia and the Western Balkans. It is vitally important for the EU to ensure a carefully managed enlargement process that extends peace, stability, prosperity, d..

在一個以美國為首的後冷戰單極國際體系中，次級強權與美國之間的動態性權力安排，將直接影響單及體系是否得以續存。傳統國際關係理論主張「權力平衡」是維持國際社會與區域安全的穩定要素，但該理論針對的是強權間為維持軍事戰略利益，所採取以軍事力量作為手段的平衡關係，對於後冷戰時期美國與其他次級強權的互動，似乎缺乏解釋的效力。在這些次級強權當中，歐洲聯盟扮演一個非常特殊的角色。歐洲與美國同享重要的文化與宗教價值，但在具戰略意義的議題上，兩者的歧見卻益形明顯。歐盟在重大國際議題上與美國的背道而馳，已形成..

In a U.S.-dominated post-Cold War unipolar international system, the possible power shifts between the second-tier great powers and the Americans, such as a systemic balance, will have great impacts on the existence and endurance of the current international system. According to the Realist theses, “balance of power” is a stabilizing factor that contributes to international security and regional stability as the great powers endeavor to prevent concentration of capabilities in one or a few nations through the process of distribu..