Presidential decree on dissolving the parliament has entered into force, starting with the election campaign from 28 of August. The elections will be held according to the old elections law with closed lists of candidates. The pro-presidential political party "Solidarnist", now renamed into "Poroshenko block", held its congress in preparations for the elections. Defectors from other parties have been seen among the convention participants. Experts do admit possibility of former members Party of Regions to appear in the elections list of the Poroshenko Block Attending the event, President Poroshenko urged all democratic parties campaign in the elections as a joint team.