The head of Ukraine Petro Poroshenko and Federal Chancellor of Germany Angela Merkel held a telephone conversation, during which he expressed the hope that the results of the meeting of political Directors of the foreign Ministry in the framework of the " channel format ", informs on the last working day of the week. "the head of Ukraine has held a phone conversation with Federal Chancellor of Germany Angela Merkel at the beginning of the summit of leaders of the" Big seven ", which will be held June 7 in Germany. The head of Ukraine and the Federal Chancellor of Germany