GTA IV PS3: Niko Bellic in Iraq

After Kate McReary's death and having killed Jimmy Pegorino, Niko decided to give up his life of crime and he decided to become a naturalized U.S. citizen and go sign up for the U.S. Army. Niko was allowed to skip basic training as he had already been in the military in the past in another country and he has been deployed with the elite units of the U.S. Army, who have to come back to Baghdad, Iraq to fight off the ISIS insurgent reinforcements who are trying to retake the city.