Turkish artillery struck Islamic State targets in both Iraq and Syria, killing 200 militants in the two countries.
At least 142 were killed in other violence. Ten more were wounded.
Militants killed 11 security personnel, including the police chief, in Tal Kusaiba village. The militants were able to hold the village until reinforcements took back the town. The small village east of Tikrit is behind the frontlines held by security forces, but the militants were still able to seize it, briefly. At least 12 militants were killed in this or a related attack on a nearby highway.
Gunmen killed five women and a man at a home in Abu Ghraib.
Two people were killed and five were wounded when a bomb exploded in Taji.
In Muqdadiya, gunmen killed a civilian.
A roadside bomb in Balad Ruz wounded five people.
In Ramadi, 800 civilians were evacuated.
Airstrikes on Mosul left 52 militants dead.
In the Makhoul Mountains, 20 militants were killed.
Sixteen militants were killed in Tharthar.
Ten militants were killed during the liberation of Albu Soda.
In Husayba, security forces killed seven militants.
Another five were killed when al-Sura was freed.
Five militants were killed in Albu Khalifa.
Three militants were killed in Haditha.
In Shirqat, two militants were killed.
Two militant leaders were killed trying to get into Sharif.