The Islamic Resistance Movement, also known as al-Harakah al-Muqawama al-Islamiya (Hamas), has proven to be a extremely agile and competent terrorist organization in Palestine. . They benefit from a deeply rooted socio-cultural infrastructure, highly lethal tactics, and a complex leadership hierarchy, all of which have allowed the organization to thrive for over two decades. While 90% of terrorist groups quickly wither and collapse, Hamas has been able to quickly adapt to Palestine's ever-changing political and social environment. This development has always provided the organization with a generous group of members. The need to change based on environmental stressors has likened it to a "multi-pronged organism, which has managed to anchor itself in Palestinian society, through a combination of resistance, political action, social work and charity supported by religious principles and avoidance of corruption. Hamas's deep-rooted position has made it a formidable force, and its entrenchment in Palestinian society has solidified its position in future political decision-making. Unfortunately, Hamas's involvement in politics has only deepened the societal divide and even increased political violence and extremism. The Egyptian Muslim Brotherhood was a passive Islamic resistance movement founded by Hassan al-Banna in 1928. The movement provided the ideological roots for the entire movement. Islamic Revival in the Middle East. Al-Banna preached an evolutionary approach to Islamic revival. This produced gradual change, starting from a long-term transition in schools, mosques, and the re-Islamization of other facets of the social infrastructure. During this period, more revolutionary ideas came to the forefront of Islamic Islamicism, MIT Press, 2009, 6. Thomas L. Friedman, “This Is Not a Test,” The New York Times, January 2009. Jeroen Gunning, “Peace with Hamas? The Transforming Potential for Political Participation,” International Affairs, 80:2 (2004),235.Council on Foreign Relations, http://www.cfr.org/publication/8968/#p6)David H. Gray and John Bennett Larson , “Basic terrorism: how the structure of Hamas defines a policy of counterterrorism”, Research Journal of International Studies, 8, (2008), 127. Are Knudsen, Political Islam in the Middle East, R 3, ( 2003), 1. Daniel Byman, Deadly Connections: States that Sponsor Terrorsim, (New York: Cambridge University Press, 2005), 63. Bruce Maddy-Weitzman, Review of Hamas: A Beginner's Guide, Haaretz, January 5, 2007. Graham Usher , “The New Hamas: between resistance and participation” (2005), 2 http://www.merip.or/mero/mero082105.html.