Kurdish authorities in Iraq offered on Wednesday to put an independence drive on hold, stepping up efforts to resolve a crisis in relations with Baghdad via dialogue rather than military means.
Turkey on Thursday welcomed an Iraqi parliament move to reject a referendum on Kurdish independence.
Wearing military uniforms and armed with grenades, three attackers entered the facility in Samarra, said General Qassem al-Tamimi, head of a police unit charged with protecting vital installations.
Islamic State group suicide bombers killed seven members of Iraq's security forces in an attack on an Iraqi police and army base Wednesday in Baiji, north of Baghdad, the interior ministry and a local official said.
A woman suicide bomber killed at least 31 people and wounded 35 in a crowded market in the town of Musayab, 80 km (50 miles) south of Baghdad, on Friday, security sources said.
Suicide bombings at checkpoints in Baghdad and south Iraq claimed by the Islamic State group killed at least 35 people and wounded dozens more, officials said on Saturday.
Heavy two-way traffic of carts carrying children, clothes, and the elderly crowded the main Baghdad-Mosul road on Sunday as hundreds of Iraqis fled heavy fighting or made their way back to areas liberated from Islamic State.
A Qatari hunting party kidnapped in southern Iraq in 2015 has been freed and was being handed over to a Qatari delegation in Baghdad on Friday, a senior interior ministry official said.