On 27 May 1952, East Germany closed its borders with West Germany and West Berlin, and West Berliners required a permit to enter East Germany.
May 1952, East Germany closed its borders with West Germany. This was on 27. May 1952, East Germany closed its borders with West Berlin. This was on 27. May 1952, West Berliners required a permit to enter East Germany. This was on 27.