TEHRAN, Iran — 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, state TV ...

From the early seventh century, the question of succession became the thorniest, most divisive and indeed the bloodiest issue in Islamic history. Of the first four caliphs, the rulers of the faith ...

IS leader Abu Bakr al-Baghdadi made his first appearance on video in Mosul in July 2014 One year ago, Islamic State announced the formation of its caliphate - a state governed in accordance with ...

An icon in the shape of a lightning bolt. Impact Link Two weeks ago Glenn Beck introduced much of the world to the word caliphate. Shortly after the Egypt uprisings began, Beck used two chalkboards to ...