Iraq's capitol is its largest city.
=== Administrative divisions ===Iraq is composed of nineteen governorates (or provinces) (Arabic: muhafadhat (singular muhafadhah); Kurdish:  Prizgah)
The Abbasid Caliphate built the city of Baghdad along the Tigris in the 8th century as its capital, and the city became the leading metropolis of the Arab and Muslim world for five centuries

