自 90 年代中期以來，學界對於恐怖主義的研究正日益深化，反恐措施也推陳出新。不過，恐怖主義攻擊卻未因此減少，反而從過去盛行的中東地區和發展中國家蔓延到威權的前蘇聯各國以及已開發國家。參與者也從過去的反殖民建國訴求者，擴大為宗教和其他激進運動的獻身者;手段上更普遍地採取自殺攻擊，而不在乎組織形象聲名狼藉和人員的損失。似乎強大的國家，其安全與反擊措施越嚴厲，越激發攻擊者的鬥志。這種「越挫越奮」的異常現象，對傳統的國關理論構成了不小的挑戰。 ..

National security is traditionally comprehended in terms of the rationalist approach, of which the physical boundaries and the static “Self” of nation states are taken for granted. The concept of “security dilemma” is accordingly understood as the conflicting tendency between nations in the process of defense build-up. However, this article argues that another type of “security dilemma” should not be ignored: the more the units increase its physical capabilities, the less secure they are, d..

2016 年夏，歐盟面臨近 20 年來恐怖主義威脅的最高峰。2015 年初開始，伊斯蘭恐怖分子陸續對法、比、德等國境內大城發動恐怖攻擊，使歐洲國家陷入極度恐慌。本文從歐洲恐怖主義的歷史背景出發，討論歐洲恐怖主義意識形態基礎的轉變，並描述伊斯蘭國對歐洲的威脅。此外，歐洲外交安全政策、內部移民問題與社會問題、聖戰意識形態、網路科技等因素，皆對歐洲近期恐怖主義的發展，產生重大影響。此一波歐洲恐怖攻擊方式，主要 以孤狼式攻擊為主，而歐洲聯盟也以內部與外部行動，企圖回..

In the summer of 2016, Europe was facing its biggest terrorist threat of the last two decades. Form the beginning of 2015, Islamic terrorists have launched a series of attacks on major cities in France, Belgium and Germany. The EU has been in a state of panic after the attacks. First, this article discusses the transformation of terrorist ideology in Europe from a historical background and describes the threat of the Islamic State. In addition, the European foreign and security policy, immigration and social problems, jihadis..