In this episode of "Puerto Rico: A Living History," titled "Under Surveillance: The Tale of Las Carpetas" we explore the extensive surveillance program in Puerto Rico, where citizens were covertly monitored by the FBI and local police. We delve into the contents of these dossiers, their profound impact on individuals' lives, and the culture of fear and mistrust they fostered. The episode concludes by discussing the public revelation of these practices, the legal and political responses, and the lasting legacy of this dark chapter in Puerto Rican history.