Catalonia elects a new parliament on Sunday, with the performance of the separatist parties most closely watched after Prime Minister Pedro Sánchez controversially pardoned pro-Catalan independence politicians in order to secure support for his return as head of government. Former regional head of government Carles Puigdemont, who fled abroad after a failed attempt to declare independence in 2017, is hoping to return to the seat of government in Barcelona. However, there is still a Spanish arrest warrant out for the 61-year-old, which could only be lifted once the amnesty for the organizers of…