25 Most Feared Guerrilla Groups Ever

Driven by ideology and a desire for revolution people throughout history have often banded together in pursuit of lofty and noble goals. Although violence is oftentimes a necessary evil, every once in a while the goals being fought for fall somewhere between less-than-lofty and downright despicable. When this happens the so-called guerrillas doing the fighting tend to resort to some rather horrendous tactics in an attempt to leverage fear and terror. These are the 25 most feared guerrilla groups ever.

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An Islamic fundamentalist movement in Afghanistan led by its spiritual leader Mohammed Omar; they are known for enforcing their strict interpretation of Sharia law while in power. They were condemned for their brutal treatment of women and have been accused of using terrorism to further their ideological and political goals. They were also responsible for 75% of Afghan civilian casualties in 2010, and 80% for the successive years of 2011 and 2012. The majority of its members are made up of the Pashtun tribesmen, who were influenced by Deobandi fundamentalism and strictly follow the social and cultural norm known as Pashtunwali.


Palestinian Islamic Jihad


A faction of the Islamic Jihad Movement, its Palestinian counterpart has been tagged as a terrorist group by a number of nations. While the Islamic Jihad Movement emerged as an ideological stream within Sunni Islam, primarily from within the Moslem Brotherhood; its Palestinian counterpart espoused militancy and violence in the struggle to establish an “Islamic alternative.’ They rejected the ‘brotherhood truce’ with most of the existing regimes in the Arab world and are responsible for a number of attacks including more than 30 suicide bombings.




A global militant Islamist organization founded by Osama Bin Laden between August 1988 and 1989, it operates as a network comprising both a multinational stateless army and a radical Sunni Muslim movement calling for global Jihad and a strict interpretation of Sharia law. Besides opposing man-made laws, they also believe that a Christian-Jewish alliance is conspiring to destroy Islam. Considered a terrorist organization by many nations, al-Qaeda attacks include suicide bombings and simultaneous bombings of their targets, which include the September 11 attacks, the US embassy bombings in 1998, and the 2002 Bali bombings.



Abu Sayyaf Group


One of several militant Islamist separatist groups based in and around the southern Philippines, specifically in the Bangsamoro region of Jolo and Basilan; they have been engaged in an insurgency for an independent province in the country for almost 30 years. Since its inception in the early 1990s, the group has carried out a number of bombings, assassinations, and kidnappings armed with bombs, grenades, rifles, rocket launchers, and machine guns. The group was also classified as a terrorist group by the US Department of State.

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