The police seize weapons and balaclavas while securing the center of Barcelona against violent calls from Blocus

Catalonia is on high alert due to potential violence from the Blocus movement, prompting extensive police measures in Barcelona. Security forces are controlling access to key areas and have closed several metro entrances. Merchants are reinforcing their shops to prevent looting, while police have made arrests and confiscated weapons. Transportation restrictions are in place, affecting major transit points. The U.S. Embassy has issued a warning to citizens about possible protests turning violent. The heightened security coincides with Halloween celebrations and a major FC Barcelona match.