José María Aznar has called for unity as a guarantee of success for the PP in the elections of May 28. The former popular leader has asked to "concentrate the vote" in the PP, "especially if open policies that we have always defended are defended" Aznar also charged against his successor in La Moncloa, Pedro Sánchez, whom he has accused of "paying the price of oblivion and whitewashing of a coup d'état"