Organisations designated as terrorist by the United Kingdom

Al-Qaeda is a pan-Islamist militant organization led by Sunni Islamist jihadists who self-identify as a vanguard spearheading a global Islamist revolution to unite the Muslim world under a supra-national Islamic caliphate. Its membership is mostly composed of Arabs but also includes people from other ethnic groups. Al-Qaeda has mounted attacks on civilian and military targets of the U.S. and its allies; such as the 1998 U.S. embassy bombings, the USS Cole bombing, and the September 11 attacks. It has been designated a terrorist organization by the United Nations and over two dozen countries ar

Russian mercenary

Militant Tamil organisation in Sri Lanka (1976-2009)

Kurdish nationalist and separatist armed organization

Horn of Africa-based Islamist movement affiliated with al-Qaeda

Palestinian Islamist militant organization

Sunni Islamist militant faction during the Syrian Civil War

An incel ( ; a portmanteau of "involuntary celibate") is a member of an online subculture of mostly male and heterosexual people who define themselves as unable to find a romantic or sexual partner despite desiring one. They often blame, objectify, and denigrate women and girls as a result. The term inspired a subculture that rose to prominence during the 2010s, after being influenced by and associated with misogynist terrorists such as Elliot Rodger and Alek Minassian.

Lashkar-e-Taiba (LeT) is a Pakistani Islamist Jihadist militant organization driven by a Salafi jihadist ideology. The organisation's primary stated objective is to merge the whole of Kashmir with Pakistan. It also seeks the destruction of India, Hinduism, and Judaism through jihad. It was founded in 1985–1986 by Hafiz Saeed, Zafar Iqbal Shehbaz, Abdullah Azzam and several other Islamist mujahideen with funding from Osama bin Laden during the Soviet–Afghan War. It has been designated as a terrorist group by the United Nations and numerous other countries and been responsible for terrorist atta

Pan-Islamist and fundamentalist organization

Irish republican paramilitary group, 1969–2005

Japanese cult and terrorist organization

former jihadist organisation

separatist group in balochistan

Jihadist militant group in the southwestern Philippines

military wing of the Palestinian Hamas organization

islamist militant organization operating along the Durand Line

Jaish-e-Mohammed (JeM) is a Deobandi-jihadist Pakistani militant group active in Kashmir. The group's primary motive is to separate Jammu and Kashmir from India and integrate it into Pakistan.

Palestinian armed organization

Southeast Asian salafist yihadist organization

Islamist militant organization in Northwest Africa and the Sahel

Irish republican socialist paramilitary group

Afghan guerilla insurgent group

militant Islamist organization

Syrian-based Palestinian nationalist organisation

Egyptian Islamist militant group active since the late 1970s

Ulster loyalist militant group formed in 1966

Islamic extremist organization in China

jihadist political party in Iraq

Kach () was a radical Orthodox Jewish, religious Zionist political party in Israel, existing from 1971 to 1994. Founded by Rabbi Meir Kahane in 1971 based on his Jewish-Orthodox-nationalist ideology (subsequently dubbed Kahanism), the party won a single seat in the Knesset in the 1984 elections, after several electoral failures. However, it was barred from participating in the next elections in 1988 under the revised Knesset Elections Law banning parties that incited racism. After Kahane's assassination in 1990 the party split, with Kahane Chai ("Kahane Lives") breaking away from the main Kach

Greek urban guerrilla organization (1975–2002)

Turkish Marxist–Leninist party, founded in 1978 and renamed in 1994; classified as a terrorist group by Japan, Turkey, US, UK, and EU

Islamist terrorist organization

militant Islamist organization in Mali

Irish republican militant group split from the Provisional IRA in 1997

international Neo-Nazi terrorist network

paramilitary and terrorist group

Egyptian Sunni Islamist movement

militant Sunni organization in Iran

Lashkar-e-Jhangvi (LeJ) was a Deobandi militant organization that was driven by a Takfiri anti-Shia ideology which operated in Pakistan, while being based in Southern Afghanistan. LeJ was an offshoot of anti-Shia party Sipah-e-Sahaba Pakistan (SSP). LeJ was founded by former SSP activists such as Riaz Basra, Malik Ishaq, Akram Lahori, and Ghulam Rasool Shah. LeJ operated in Pakistan and Southern Afghanistan until 2024.

Harkat-ul-Mujahideen (; HUM) is a Pakistan-based Islamist jihadist group operating primarily in Kashmir. The group had links to Osama bin Laden and Mullah Omar.

militia of the PKK

Palestinian terrorist group

militant Kurdish nationalist group in Turkey

Russian paramilitary organization

Irish republican women's paramilitary organisation

Islamist fundamentalist organization in Pakistan and Bangladesh

Islamist terror organization in India

The Vanguard for the Protection of Muslims in Black Africa ( '), better known as Ansaru and less commonly called al-Qaeda in the Lands Beyond the Sahel''', is an Islamic fundamentalist Jihadist militant organisation originally based in the northeast of Nigeria. Originally a faction of Boko Haram, the group announced in 2012 that it had pledged allegiance to al-Qaeda and was independent. Despite this, Ansaru and other Boko Haram factions continued to work closely together until the former increasingly declined and stopped its insurgent activities in 2013. The group was revived in 2020, and has

Sikh organisation

militant jihadist organisation

former Ulster loyalist paramilitary group

African militant jihadist organization

islamist militia in Syria

Tunisian organization

Salafist jihadist group in Libya

Militant Islamist organization in northwest Pakistan

Iraqi Sunni insurgent group – 2003 to 2007

Sunni Islamist organisation in Pakistan