The RB-47 UFO Encounter The RB-47 UFO incident of 1957 was classified for years after it happened.
Classified for years, the cable was not released until 1990 as part of the "Conduct of the Cold War" conferences.
The "Brazilian Laelias, after being classified for several years under Sophronitis, have now been placed in the genus Cattleya.
CMR radiation has been classified for several years.
Secondly, how can it be that European citizens and passengers could have been classified as dangerous for years, unbeknownst to them, without us demanding anything in return?