Turkish forces on Saturday unleashed a third wave of airstrikes and ground attacks on targets of Daesh group in Syria and Kurdish militants in northern Iraq, Prime Minister Ahmet Davutoglu said.

"We have given instructions for a third series of strikes in Syria and Iraq. Air and ground operations are under way," Davutoglu told reporters in Ankara, adding 590 suspected members of Daesh and PKK militant group had also been arrested in raids across Turkey.