The move further embroils Turkey, a key NATO ally, in Syria’s civil war, and also catapults it into a front-line position in the global war against IS.
NATO itself is not involved in operations against the Islamic State group, although many of its members are. As an alliance, however, NATO is committed to helping defend Turkey.
It was the first time Turkish jets have struck Kurds in northern Iraq since a peace deal was announced in 2013 between Ankara and the rebel group, the Kurdistan Workers’ Party, or PKK.
Turkish warplanes have struck Islamic State group targets across the border in Syria.
The government was also trying to block Twitter users from calling for protests against the government for not doing more to prevent the bombing, the state-run Anadolu Agency said.
In an intensified crackdown, Turkish officials say they have detained more than 500 people suspected of working with IS in the last six months.
Television footage showed bodies lying beneath trees outside the building in the mostly Kurdish town in southeastern Turkey, which lies some 10 km (6.2 miles) from the Syrian border.
Turkey mulls military intervention to push back IS and block Kurdish attempt to create a state along Turkish border risking conflict with Kurdish separatists.
Wednesday’s return came a day after Kurdish fighters took full control of Tal Abyad, dealing a major blow to the IS group’s ability to wage war in Syria.
Demirel served as president from 1993-2000, the culmination of a 4-decade career that saw him serve 5 spells as PM.
On Tuesday, Iraqi officials said that families began returning to Tikrit two and a half months after security forces backed by Shiite militias drove the Islamic State group out of the Sunni city.
The protests grew out of anger against government plans to uproot trees at Istanbul’s central Gezi park.
The attack triggered clashes between Baran’s supporters and supporters of the People’s Democratic Party (HDP), with the former accusing the HDP of being behind the attack.
A senior prosecutor and his leftist captors were killed in a courthouse siege in Antalya.
Islamic State militants have launched an attack against a predominantly Kurdish town on the Turkish frontier, say officials.