The leader of the European People’s Party (EPP), Manfred Weber, told El Pais on Sunday that the EU will not accept Catalan independence.

MEP Weber’s statement comes on the eve of yet another trial of the former premier of Catalunya, Artur Mas.

In November 2015, the Catalan regional Parliament approved by a roadmap for independence that included what is now considered an illegal referendum, scheduled to take place in September 2017.

Spanish Prime Minister Mariano Rajoy has made clear tha...