The Spanish parliament on Thursday passed a controversial amnesty for Catalan separatists after months of political wrangling in Madrid. The “Law for institutional, political and social normalization in Catalonia” was approved by 177 votes to 172 in the Congress of Deputies, Spain’s lower chamber. It will come into force in the next few days after publication in the government gazette. The bill has seen heated debates and several votes in both houses of parliament since November, when Prime Minister Pedro Sánchez reached a deal with two separatist Catalan parties to support his re-election in …