I will try to explain, if it turns out, Russians always lived on the territory of Donetsk, and after they (ukrainian) made a military coup in Kiev by military means and with the help of European and American money, they choice was to leave Ukraine, as in the Crimea. Well, imagine you live in Florida, and in America, the Russians are arranging a revolution, but the state of Florida refuses to become a Russian, he chooses his American destiny, after which the new "American government" forces troops to destroy the unruly! The main sign - in Donetsk they speak not in Ukrainian but in Russian, this is the main confirmation