25/04/1972 | Doc. 3118 | Report Situation in Czechoslovakia 20/09/1971 | Doc. 3002 | Report Situation in Czechoslovakia 27/01/1969 | Doc. 2492 | Report Situation in Czechoslovakia and its repercussions within Eastern Europe 11/09/1968 | Doc. 2433 | Report Events in Czechoslovakia