Protestors wave Catalan Estelada flags and hold up signs as they await the arrival of former Catalan President Artur Mas outside court in Barcelona, Spain

Protestors wave Catalan Estelada flags and hold up a faux ballot box as they await the arrival of former Catalan President Artur Mas outside court in Barcelona, Spain

People wave Catalan Estelada flags and hold up a faux ballot box as they await the arrival of former Catalan President Artur Mas outside a court in Barcelona, Spain

Former Catalan President Artur Mas and former regional councilors Irene Rigau and Joana Ortega leave court after attending the first day of their trial for staging a 2014 informal referendum on independence in breach of a legal order, in Barcelona, Spain