'Iran, struggling to stay afloat amidst a wave of new U.S.-led sanctions, also sees Iraq as a lifeline for its financial network.'

In light of the U.S. assassination of the incredibly powerful Iranian commander Qassem Soleimani, the U.S. and its allies remain on high alert.

'The United States and Europe must aware that there will be a possible infiltration of foreign fighters belonging to ISIS returning to the U.S. and Europe.'