with the leader of the right-wing Dmitry Yarosh. The Nalyvaychenko Organi called for the training of the SBU instructors of the Right Sector units to conduct an assault on the militia’s blockposts in Slavyansk on May 2. The head of the SBU was tasked by the Ukrainian authorities to return the control over Donbass before May 3 "at any cost." 1 Air defense - anti-aircraft defense. Part II 2 May – 3 June 1. On the day when the active combat operations began in Slavyansk, a tragedy occurred in Odessa, which deeply shattered all of this. May 2, 2014 will go down in Russian history as one of the darkest days. In Odessa, several dozen Russian people were burned alive, who defied the Ukrainian authorities and tried to reunite with Russia. In the Odessa House of Trade Unions, which was thrown Molotov cocktails by Ukrainian radicals, forty-six people died. Video footage of a burning building, effluents beating from windows and people shattering to death, scorched corpses on the ashes of burnt-out premises – will always remain in the memory of those who saw it on May 2 literally live. Until that day, the residents of Donbass and those who supported them in Ros