The area of Baghdad Province is 4,555 square kilometers.
The population of Baghdad Province is 6,500,000.
Iraq "had" (and still has) a capital of Baghdad Province. That capital "was" (and still is) Baghdad City. Or were you trying to ask "What country is Baghdad the capital of"? In which case the answer would be; The capital city of Iraq is Baghdad.
No. Diyala is a province in Iraq. It borders Baghdad to the northeast, and Iran to the east.
Iraq has a moderate population density. Its overall population density is around 88 people per square kilometer. However, population density can vary greatly within the country, with more densely populated areas around major cities like Baghdad and Basra.
The area of Savannakhet Province is 21,774 square kilometers.
The area of Province of Chieti is 2,588 square kilometers.
The area of Province of Messina is 3,247 square kilometers.
The area of Montana Province is 3,635.5 square kilometers.
The area of Province of Naples is 1,171.13 square kilometers.
The area of Province of Mantua is 2,339 square kilometers.
The area of Province of Milan is 1,575 square kilometers.
The area of Guantánamo Province is 6,164.47 square kilometers.