Islamabad : Interior Minister Mohsin Naqvi has emphasized the need for greater collaboration between Pakistan and Iran to address the challenges such as that of terrorism.Talking to the Iranian Ambassador Reza Amiri Moghaddam in Islamabad, he said Pakistan values its brotherly relations with Iran.They also held discussion regarding the upcoming visit of the Iranian President to Pakistan and the agreements to be signed during high level visit.The Interior Minister noted that the visit of the Iranian President is very important in the context of regional situation. He said the Iranian President’s visit will be a milestone in the promotion of bilateral relations.