Politics'Threat to peace and stability': Gulf Arab states set aside differences in UN call for Iran arms embargoRemarkable move sees Qatar and Oman join with Saudi Arabia, UAE and others in seeking extension of arms embargo against TehranGCC meeting: Qatar's Prime Minister and Interior Minister Sheikh Abdullah bin Nasser bin Khalifa al Thani attend GCC meetingPhoto: REUTERS/SCANPIXNassir ShirkhaniIstanbul