Iraq's neighbor is IRAN, which is a country located in the Middle East. It is bordered by Iraq to the west, Turkey and Armenia to the northwest, Azerbaijan to the north, Afghanistan and Pakistan to the east, and the Persian Gulf and the Gulf of Oman to the south. IRAN is the second-largest country in the Middle East and the 18th-largest in the world. It has a population of over 82 million people and is an Islamic republic.