aug 3, 1968 - At a meeting in Bratislava on 3 August 1968, Brezhnev read out a letter from some Czechoslovakian Communists asking for help. He announced the Brezhnev Doctrine - the USSR would not allow any Eastern European country to reject Communism.
Added to timeline:
Date:
aug 3, 1968
Now
~ 57 years ago