- Tag results for IRAQ
The semi-official Fars news agency reported Saturday that the attack took place the night before near the town of Marivan, in a Kurdish area of Iran.
Months after Iraq declared victory over the Islamic State group, attention has turned from the military battle to the fight for jobs and public services.
It was not clear who killed them but officials said there had been "indiscriminate gunfire" in the city.
Police sources said eight protesters were wounded in the shooting while a local mayor said one demonstrator was killed and three were wounded.
The bodies of the Islamic State (IS) militants will be buried in a separate cemetery after being identified, according to Zaini.
Dubbed "Vengeance for the Martyrs", the operation will see the army, special forces, police and Kurdish peshmerga fighters hunting down IS cells in the centre of the country.
More than 300 people including some 100 foreign women have been sentenced to death in Iraq for joining IS, while similar numbers have been handed life terms, judicial sources say.
At least 16 people were killed and around 30 injured when the cache, owned by a group close to populist cleric Moqtada Sadr, blew up in his stronghold of Sadr City on June 7.
Erdogan said earlier this month that Turkish jets had "destroyed 14 important targets" in the Sinjar and Qandil regions of northern Iraq.
It said most foreign women had been sentenced to death or life in prison and children aged nine and above to between five and 15 years in jail for taking part in violent acts.
The Syrian Observatory for Human Rights said earlier that more than 50 fighters allied to the Damascus regime, most of them foreign, were killed in yesterday night's raid on Al-Hari in eastern Syria.
The airstrike was based on intelligence reports by Saraya al-Salam, or Peace Companies, affiliated with the prominent Shia cleric Moqtada al-Sadr.
UNAMI said 477 Iraqis were killed in acts of violence since the beginning of the year compared to 2,014 in the first five months of 2017, a drop of 76.3 percent.
Ahmed H was arrested in March and indicted days later on a range of charges including killings in connection with a terrorist group and war crimes, and placed in pre-trial detention.
A government statement said Wednesday's explosions occurred at a weapons depot in Sadr City.