Beirut: At least 170 Islamic State (IS) militants have been killed since Sunday in airstrikes carried out by the US-led international coalition in addition to Kurdish attacks in the Syrian northeastern province of al-Hasakah, Kurdish officials said on Tuesday.

Naser Haj Mansur, spokesperson for the defence department in the Kurdish autonomous region of al-Jazira in al-Hasakah, said that 'between 170 and 200 IS members were killed in coalition bombings and in attacks of the Kurdish forces and Christian militias on the ground".