At least 24 people died Thursday and 15 were wounded in attacks carried out at various locations in Iraq, a source with the security services told Efe.
A police officer and 10 armed men were killed and three officers were wounded in clashes in the northern part of the Al Dhuluiya zone in Saladin province, 90 kilometers (49 miles) north of Baghdad.
Four of the armed men who died were wearing explosive belts, the source said.
In the same province, four police officers died and 10 were wounded when several bombs were detonated as their patrol was passing by in the western portion of the Al Ishaqi zone, 50 km (31 mi.) south of Tikrit, the capital of Saladin.
Four jihadist fighters with the extremist Islamic State of Iraq and the Levant - or ISIL - organization were killed by a sniper in the Al Zauiya zone, 30 km (19 mi.) north of Tikrit.
Another three Islamist fighters died in a bombardment carried out by an Iraqi army helicopter in the Hamrin area, 50 km (31 mi.) northeast of Baquba, the capital of the eastern province of Diyala.
In addition a bomb exploded when an army patrol was passing by in Al Mashahda, 20 km (12 mi.) north of Baghdad, killing one officer and one soldier and wounding three others.
On June 10, jihadists, supported by tribal fighters and veterans of the army of late dictator Saddam Hussein, seized the city of Mosul, some 400 km (250 mi.) north of Baghdad, in an unprecedented takeover of Iraqi territory. EFE