US combat aircraft will soon start flying out of a base in the Kurdish region of northern Iraq as part of a “more aggressive” air campaign against Islamic State jihadists, the Pentagon said Thursday.

The use of Arbil air base reflects the broadening US offensive against the IS militants, though attack helicopters already have been flying out of bases in Iraq.

Pentagon spokesman Rear Admiral John Kirby confirmed “armed and manned” US aircraft would fly from Arbil, capital of Iraq’s autonomous Kurdish region, but declined to provide more details. […]