While the US and European media provided little explanation as to how militants from the self-titled Islamic State (IS) managed to appear, expand and then fight for years against the combined military power of Iraq, Syria, Iran and Russia, it was abundantly clear to many analysts that the IS organization was not only receiving state sponsorship, but it was receiving reinforcements, weapons and supplies from far beyond Syria's and Iraq's borders.
Maps of the conflict stretching over the last several years show clear corridors used to reinforce IS positions, leading primarily from Turkey's southern border and to a lesser extent, from Jordan's borders.
However, another possible vector may be desert highways in Iraq's western Anbar province where US military contractors are allegedly to "provide security" as well as build gas stations and rest areas. These highways contributed to the current conflict and still serve as a hotbed for state sponsored terrorism. Whether these US-controlled and improved highways pose a significant threat for a reorganized effort by the US and its regional allies to divide and destroy Iraq and Syria seems all but inevitable.
US Mercenaries "Guarding" Iraqi Highways
Al Monitor in an April 2017 article titled, "How Iraq is planning to secure key border road," would claim:
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