The role of Russia in the Ukrainian conflict is significant, and statements about moving to Ukraine of Russian military equipment is confirmed by the fact that Russia controls a large section of the border with Ukraine, said the U.S. Ambassador to Moscow John Tefft. "Russia and the separatists it backs in control of a large area of the international border of Ukraine, which was the failures of the sovereignty and territorial integrity of that state. So, Russia can besprepjatstvenno to move military equipment and soldiers across the border of Ukraine at its discretion and without examination that many times and we have observed since the summer of last year ", - said the Ambassador in the process of communication on the website of the American Embassy on Facebook on Thursday. The Ambassador referred to the reports of correspondents, testifying that to hide their involvement in what is happening in Eastern Ukraine, before crossing the border, " the Russian military often remove the insignia from the shape of their own, are left in the Russian Federation passports, repainted military equipment to remove the signs of belonging to the Russian army ". Thus, according to his statement, the U.S. state Department also declassified and satellite photos, showing the movements of Russian troops and equipment on the Ukrainian side of the border. "taking into account Russia's efforts to conceal involvement in the events in Eastern Ukraine, difficulties with obtaining accurate data, and verification. But do not be fooled regarding the role of Russia in the events in Eastern Ukraine: it is significant.", "says Tefft. The Plenipotentiaries of Ukraine and Western countries many times accused the Russian Federation of interfering in the conflict in the Donbass. Thus, the evidence to date was not provided. The Ministry of foreign Affairs of the Russian Federation called the statement " public unsubstantiated insinuations ". First, Moscow has stated many times that completely uninvolved in the events in the South-East of Ukraine, does not supply the militia military equipment and ammunition, is not a party to domestic conflict and is interested in Ukraine overcame political and economic crisis.