Europe of population are Saint Petersburg, Madrid, Berlin and Rome, each having over 3 million residents. When considering the commuter belts or metropolitan areas, within the EU (for which comparable data is available) London covers the largest population, followed in order by Paris, Madrid, Barcelona, Berlin, the Ruhr area, Rome, Milan, Athens and Warsaw. "Europe" as a cultural concept is substantially derived from the shared heritage of the Roman Empire and its culture. The boundaries of Europe were historically understood as those of Christendom (or more specifically Latin Christendom), as established or defended throughout the medieval and early modern history of
Iraqi diaspora in Europe in Europe. These tough policies executed by the EU result in a small number of asylum petitions: out of the many hundreds of thousands of Iraqis who sought resettlement in third countries from 2003 to 2007, only 60,000 had applied for asylum in the EU. The total Austrian population of Iraqi refugees is around 5,627 The total Belgium population of Iraqi refugees is around 13,000. The total Bulgarian population of Iraqi refugees is around 1,200. Denmark has been a strong host nation to Iraqi refugees, where there are approximately 12,000. Iraqis are one of the largest Arab ethnic groups living