after Moawiya becomes the governor of Syria during the reign of the second Caliph Omar ibn Al-Khattab. The situation in Al-Madina is already unstable after the assassination of Omar but it is ...

TEHRAN, Iran (AP) — Iranian authorities on Thursday arrested four staff members of state TV, accusing them of insulting the first caliph of Sunni Muslims and close ally of the Prophet Muhammad ...

One former Air Force officer who was a commander at Camp Bucca noted in July, when al-Baghdadi declared himself the "caliph" of ISIS ... leader of the group, Abu Omar al-Baghdadi, according ...