Demographics of Crimea point of time. Turkey has provided the greatest support to Ukraine, which has been unable to resolve the problem of education in the mother tongue in Crimea, by bringing the schools to a modern state. Ukrainian was until 2014 the single official state language countrywide, but in Crimea government business was carried out mainly in Russian. Attempts to expand the usage of Ukrainian in education and government affairs have been less successful in Crimea than in other areas of the nation. Currently two thirds of migrants into Crimea are from other regions of Ukraine; every fifth migrant is from elsewhere
Annexation of Crimea by the Russian Federation annexation, adopting a non-binding resolution affirming the "territorial integrity of Ukraine within its internationally recognised borders". The UN resolution also "underscores that the referendum having no validity, cannot form the basis for any alteration of the status of [Crimea]" and calls upon all States and international organizations not to recognize or to imply the recognition of Russia's annexation. In 2016, UN General Assembly reaffirmed non-recognition of the annexation and condemned "the temporary occupation of part of the territory of Ukraine—the Autonomous Republic of Crimea and the city of Sevastopol". The Russian Federation opposes the "annexation" label, with Putin defending the