
Catalan President Artur Mas votes in Barcelona in Sunday’s elections for the autonomous region. He had vowed a referendum on independence if his party won enough votes. (Associated Press)

Catalan President Artur Mas votes in Barcelona in Sunday’s elections for the autonomous region. He had vowed a referendum on independence if his party won enough votes. (Associated Press)

Artur Mas, the leader of center-right Catalan Nationalist Coalition, votes during Sunday’s elections. He is in a power struggle over Catalonia with Prime Minister Mariano Rajoy (left). (Associated Press)

Artur Mas, leader of the center-right Catalan Nationalist Coalition (CiU) party, casts his vote in Barcelona during Catalan regional elections on Sunday, Nov. 25, 2012. (AP Photo/Manu Fernandez)

Artur Mas, leader of the center-right Catalan Nationalist Coalition (CiU) party, casts his vote in Barcelona during Catalan regional elections on Sunday, Nov. 25, 2012. (AP Photo/Manu Fernandez)

Supporters of center-right Catalan Nationalist Coalition (CiU) leader Artur Mas wave their pro-independence "estelada" flags on Friday, Nov. 23, 2012, the last day of campaigning before Sunday's parliamentary elections. (AP Photo/Emilio Morenatti)

Supporters of center-right Catalan Nationalist Coalition (CiU) leader Artur Mas wave their pro-independence "estelada" flags on Friday, Nov. 23, 2012, the last day of campaigning before Sunday's parliamentary elections. (AP Photo/Emilio Morenatti)