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
Timeline of the annexation of Crimea by the Russian Federation help of the EW (electronic warfare) complex Avtobaza," and as a result, "the device made an emergency landing and passed into the possession of the [Crimean] self-defense forces almost unbroken." The company further claimed that this is the second U.S. drone to be intercepted over Crimea since the crisis began. The Pentagon subsequently denied Rostec's claims, saying that "there is zero truth" to the reports. A day before the Crimean referendum, tens of thousands of Russian demonstrators held anti-war protests in Moscow opposing Russian military intervention in Ukraine. It was the largest protest in Russia since the 2011–13 Russian protests.