Spanish Police Arrest Suspected Leader of 'Blocus' Group

• Spanish police arrested a man believed to be the founder of the 'Blocus' group.
• The group is accused of using protests as a cover for looting and violence.
• Authorities claim the group exploited student demonstrations through social media.
• The arrest took place on October 30 in Madrid.
• The 'Blocus' group has been linked to violent protests and looting.