operations leader Reino Hallamaa microfilmed the material, which he sold to several countries' intelligence agencies. Later the material was removed by the FRA. Large parts of the material were then stored by Carl C:son Bonde at Hörningsholm Castle, and twenty-nine boxes by at Rottneros Manor from 20March 1945. Seven boxes of material had previously been submitted to the FRA. In the early 1960s, the secret documents from Operation Stella Polaris were burned at Lövsta garbage dump in Stockholm on the instruction of the then Director-General of FRA, Gustaf Tham, and the now-retired general Carl Ehrensvärd. The Finns involved in Operation Stella Polaris were persecuted and arrested after their return to Finland by the Communist-dominated State Police. It was not until the early 1950s that the Finnish Chancellor of Justice declared those who participated in Operation Stella Polaris would not be subject to war crimes proceedings. Later events In the village of Nämpnäs there is a memorial to the operation. 15–20 Finnish signal technicians who travelled to Sweden in Operation Stella Polaris were immediately made Swedish citizens and remained as FRA employees in Sweden. The Finnish military intelligence chief Aladár Paasonen, who together with Reino Hallamaa had the main responsibility for the operation, worked with the American forces in Germany in the mid- '50s and later lived until the 1970s in the United States. Reino Hallamaa moved to Spain, where he started a construction company. See also Operation Gladio Weapons Cache Case Viestikoelaitos References Further reading External links Operation Stella Polaris by P3 Dokumentär Military history of Finland during World War II Intelligence of World War II Military history of Sweden Cryptography organizations Stella Polaris Stella Polaris