Algeria–Holy See relations
Although Islam is the state religion of Algeria, the Holy See has maintained a comparatively good relationship with the Algerian authorities, with Léon-Étienne Duval being famously recognized as the "bishop of Muslims" after the departure of French colonists.
Islamic State of Iraq and the Levant – Algeria Province
The Islamic State of Iraq and the Levant – Algeria Province (, "ad-Dawlah al-Islāmiyah fī 'l-ʿIrāq wa-sh-Shām – Wilayah al-Jazā’er"), or ISIL-AP, is a branch of the militant Islamist group Islamic State of Iraq and the Levant (ISIL), active in Algeria. The group was formerly known as Jund al-Khilafah fi Ard al-Jazair (, meaning "Soldiers of the Caliphate in Algeria" or "Caliphate Soldiers of Algeria").