How a Convicted Brazilian Ex-Spy Chief Walked Across the Guyana Border: The Operational Anatomy of Ramagem's EscapeEvarist ChahaliApr 20, 2026∙ PaidShareUjasusi Blog’s South America Desk | 19 April 2026 | 2305 BSTThis post is for paid subscribersSubscribeAlready a paid subscriber? Sign inPreviousNext