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 several hundred Russian Unity supporters rallied on. The new Ukrainian government's acting Internal Affairs Minister Arsen Avakov tasked Crimean law enforcement agencies not to provoke conflicts and to do whatever necessary to prevent clashes with pro-Russian forces; and he added "I think, that way – through a dialogue – we shall achieve much more than with standoffs". New Security Service of Ukraine (SBU) chief Valentyn Nalyvaichenko requested that the United Nations provide around-the-clock monitoring of the security situation in Crimea. Russian troops took control of the main route to Sevastopol on orders from Russian president Vladimir Putin. A military checkpoint,