The Iraqi authorities are fast-tracking trials for prisoners in the war against ISIS, including European women who traveled to Iraq to marry fighters for the group.
Iraq and Syria declared victory over ISIS in late 2017, but the U.S. and Turkey have resisted calls to withdraw their forces.
Groups the U.S. is considering labeling terrorist organizations have officially become part of the Iraqi military that Washington sponsors.
The Iraqi government is seeking to regain authority of the region's borders and absorb its security forces into the Iraqi military.
The Iraqi prime minister rejected the Kurdish vote for independence and parliament has given him military power to oppose it.
Despite being largely defeated in its former Iraqi stronghold of Mosul, the Islamic State militant group is still gaining territory amid new clashes.
Security official says Iran has a "fully strategic cooperation with Russia."
Iraqi forces are now less than a mile from Mosul's eastern edge.
Any move northwards would take them back closer to Iraq's border with Turkey, but officials did not say where they were going.
Iraqi PM Haider al-Abadi had threatened to turn to the U.N. security council if Turkish troops were not withdrawn.