Current Trends in Islamist Ideology

AK Party Supporters in front of the poster of then-Turkish PM Recep Tayyip Erdogan (R) and then-Turkish Foreign Minister Ahmet Davutoglu (L) in Ankara, Turkey on August 27, 2014. (Murat Kaynak/Anadolu Agency/Getty Images)

Turkey's President Recep Tayyip Erdogan holds a Koran at the opening ceremony of the Selehaddin Eyyubi airport on May 26, 2015, in eastern city of Hakkari. (STR/AFP/Getty Images)

Members of the Egyptian Muslim brotherhood gather in front the party's headquarters in Cairo on March 22, 2013. (KHALED DESOUKI/AFP/Getty Images)

ISIS fighters in Libya (Dabiq Magazine)

Outside a police station in Al-Hawari district of Benghazi, Libya on May 2, 2014. (Mohammed Elshaiky/Anadolu Agency/Getty Images)

(Tareq Saifur Rahman/Getty Images)

New recruits training under the authority of Abdul Rehman, allegedly part of the Lashkar-e-Taiba Islamist militant group, Mattani, Pakistan, December 22, 2009.(Veronique de Viguerie/Getty Images)

Members of the jihadist group Al-Nusra Front fire homemade mortar rounds during fighting with government forces on February 8, 2014 in the Syrian village of Aziza, on the southern outskirts of Aleppo. (BARAA AL-HALABI/AFP/Getty Images)

Yemeni soldiers watching a funeral for policemen killed by a car bombing in Sanaa, January 9, 2015 (Mohammed Huwais/AFP/Getty Images).