Europe are recognised political goals in Europe today. The Council of Europe Framework Convention for the Protection of National Minorities and the Council of Europe's European Charter for Regional or Minority Languages set up a legal framework for language rights in Europe. The four most populous cities of Europe are Istanbul, Moscow, Paris and London, each have over 10 million residents, and as such have been described as megacities. While Istanbul has the highest total population, one third lies on the Asian side of the Bosporus, making Moscow the most populous city entirely in Europe. The next largest cities in order
Europe Jerusalem and the Holy Land. In Europe itself, the Church organised the Inquisition against heretics. In Spain, the Reconquista concluded with the fall of Granada in 1492, ending over seven centuries of Islamic rule in the Iberian Peninsula. In the east a resurgent Byzantine Empire recaptured Crete and Cyprus from the Muslims and reconquered the Balkans. Constantinople was the largest and wealthiest city in Europe from the 9th to the 12th centuries, with a population of approximately 400,000. The Empire was weakened following the defeat at Manzikert and was weakened considerably by the sack of Constantinople in 1204, during the