Original changes in Iraq s political structures have let to changes in that country geopolitics. As a result of replacing effective variables on modern Iraq political structures, a new chapter in making strategies on Iran need to be opened and justified.The above survey while studying and analyzing challenges and threats resulted from political changes in Iraq and forming of new geopolitics in Iraq political arena, tries to give optimum attitude in making strategies with realistic view of modern geopolitics. It also tries to offer a road map in Iraq foreign policy to stabilize peace and to decrease the struggles and threats to the possible lowest level to prtect Iran national security.