ISIL captured the town of Mansouriyat al - Jabal with its four natural gas fields .
26 June : Iraq launched its first counterattack against ISIL , an airborne assault to seize back control of Tikrit University .
ISIL captured the town of Mansouriyat al - Jabal with ISIL 's four natural gas fields .
26 June : Iraq launched its first counterattack against ISIL , an airborne assault to seize back control of Tikrit University .