WorldAl-Qaeda Chief Ayman al-Zawahiri calls for Caliphate system to unite MuslimsAreeb HasniNovember 15, 2012November 15, 2012 by Areeb HasniNovember 15, 2012November 15, 2012 Dubai: Al-Qaeda leader Ayman al-Zawahiri called on Muslims to work to set up a caliphate that “does not recognise nation state, national links or the...