Please continue reading the articles past their headlines. Some more context, this has been an elections issue in Iraq since 2014, people who blame irresponsible chain of command (Everyone besides the Maliki faction) and people who blame sectarianism and scapegoat others (Maliki and his friends)
For those who dont want to read more into the articles, this is a good summary
"Decades of free-flowing arms into Iraq meant that when IS took control of these areas, they were like children in a sweetshop."
It's funny how often I see people talk about the US arming ISIS, then posting articles about how ISIS was armed with captured weapons some of which was US in origin as if that supports their point at all.
And it's especially beside the point because ISIS only ever had small arms, some light weapons, and captured vehicles. None of the complicated weapon systems that the these defense companies produce as their bread and butter. There are plenty of things to criticize them on, but acting like they profited off captured ISIS humvees and M4s is absurd.
For those who dont want to read more into the articles, this is a good summary "Decades of free-flowing arms into Iraq meant that when IS took control of these areas, they were like children in a sweetshop."