This attack was carried out by two full-time missile battalions of the Armed Forces of Russia. From the territory of Russia, the operation was directly supervised by the Chief of the Missile Forces and Artillery of the Southern Military Circle of the Armed Forces of Russia, Major General Stepan Yaroshchuk, during the temporarily occupied Donetsk, was led by colonel Alexander Zaplyuk- says Gritsak.
The investigation established participation in these shelling of the 200 th Pechenezhskaya separate motorized rifle brigade and the 2 th Guards Taman motorized rifle division.- Said the head of the SBU. According to him, the Ukrainian special services found that the coordination of the actions of the jet divisions was carried out by the lieutenant colonel of the Russian Armed Forces Maxim Vlasov with the call sign “Ugra”.
The shelling of the Mariupol residential neighborhood "Vostochny" and the positions of the Supreme Court of Ukraine in the city from the multiple launch rocket systems occurred on January 24 of the year 2015. As a result of the shelling, a 31 man died, another 117 suffered. Kiev accused the supporters of the republics of Donbass and Russia in the incident, in the self-proclaimed Donetsk People's Republic they called shelling a provocation of the Ukrainian side.
Earlier, Kiev applied to a number of international judicial instances, in particular to the European Court of Human Rights and the International Court of Justice, with claims against Russia. Meanwhile, the International Court of Justice did not recognize Kiev’s theses on “aggression” and “occupation” as proven.