Police say the large shipment, which weighed more than 5 tons, was part of a "very active and effective business network" that had sent supplies and war materiel to ISIS.
Announcing the rescue Tuesday, the Kurdistan Region Security Council said that an ISIS operative in Sweden had persuaded the girl to travel to Syria and then to Mosul.
Intelligence analysts are now trying to confirm whether their main target, Noureddine Chouchane, is among the dead. The senior operative is blamed for deadly terrorist attacks in Tunisia.
The masked militant is believed to be Siddhartha Dhar, also known as Abu Rumaysah. Before converting to Islam and joining ISIS, he sold moon bounces in East London.
The attackers were targeting Ankara, according to the chief prosecutor's office, two months after a pair of suicide blasts killed more than 100 people at a peace rally.
Celebrating victory in Ramadi, Iraqi Prime Minister Haider Abadi says his troops will oust ISIS from Iraq entirely in 2016. But strongholds such as Mosul may be much harder to retake.
Officials say Mufid A. Elfgeeh used social media to send and receive information about terrorist groups and that he plotted to help two recruits travel from the U.S. to Syria.
One of the reactions from people in Muslim-majority countries such as Indonesia and Turkey: "[Donald Trump] claims to 'make America great again' by going racist in a country of immigrants?!"