National Archives and Records Administration Eagle Cage: Czech - German Border National Security Council. Central Intelligence Agency. (09/18/1947 - 12/04/1981) ARC Identifier 1718448 / Local Identifier 263.1516. This film's anti-communist perspective compares east - west freedoms, or the lack thereof. Scenes show a U.S. tour group at the East German border, and stress the importance of Radio Free Europe. Made possible by a donation from John and Paige Curran.