The head of Ukraine Petro Poroshenko said that 18 thousand employees of the interior Ministry will keep the order during the celebration of may day. "the supervisor said in the may holidays to the protection of public order will be brought 18500 employees of the interior Ministry, the 1200 guardsmen and the first time to this process will be joined by volunteers ", - is informed in the report of the press service of the Ukrainian leader on Wednesday. According to the President, may holidays will become a test of congruence with modern requirements of the Ukrainian special services and the police organisation. on Wednesday, the SBU said about the detention in Odessa and Odessa region 18 people who were planning acts of sabotage in Odessa in early may. Poroshenko said that the authorities will not allow to destabilize the situation.