After the Islamic State group conquered villages in northern Iraq, it spelled out in minute detail the rules of its self-proclaimed caliphate, from beard length to alms to guidelines for taking women as sex slaves.
Islamic State documents and posters, obtained in villages captured by Iraqi forces, highlight a tight and comprehensive system of rule by the militants, who went to great lengths to explain their extremist philosophy.
The documents and other materials, printed with Islamic State logos, were found in offices used by the group until a few days ago. Members of the Iraqi forces said the documents originated from the Islamic State, although this could not be independently verified.
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