People visit "Secrets of State: the Declassified History of the Chilean Dictatorship" exhibition at the Museum of Memory and Human Rights in Santiago on October 24, 2017. The exhibition presents the history of the Chilean dictatorship through a series of declassified documents curated by Peter Kornbluh -- National Security Archive senior analyst who has played a fundamental role in the campaign to declassify 23,000 archives of the CIA, NSC, FBI, White House and the State Department of Defence. Martin BERNETTI / AFP