The territory controlled by the terrorist group has reduced to 20 percent of the whole country, down from 40 percent in 2014, according to local media reports.
The security forces retook Diyala Governorate in this January and started the fierce counteroffensive against the terrorist group.
The government, backed by the allied Shiite and Sunni militias, captured Tikrit City in Salahudin Province this March – the first major victory over the ISIS terrorists.
The government managed to drive the extremist militants away from Baiji, the city situated in the northern province of Salahuddin and is known for its oil treasure, in this June with the help of Popular Mobilization units.
Together with the forces from Iraqi Kurdish Region in the north, the government forces in this August took control of Mosul Dam from the ISIS, center of an intense battle in northern Iraq between the extremists and Kurdish forces.
In this November, the Kurdish fighters recapture the center of the strategic Iraqi town of Sinjar after a fierce offensive against the ISIS terrorist group; AP reported.