This was announced by Ukrainian President Petro Poroshenko during his visit to the Netherlands, Censor.NET informs citing the head's of state Twitter.
He also stressed that the sanctions against Russia shall be extended.
"Sanctions are really efficient and help keeping the Russian Federation at the negotiating table," Poroshenko said.
"Russia does not search for compromise. Moscow believes that it can buy European soul with its petrodollars. Russia is aiming at destroying Europe's unity," Poroshenko added.