Just weeks after the fall of the Berlin Wall East Germans found themselves able to walk into the communist secret police headquarters in Berlin. The much-feared Stasi agents had kept files on millions of their fellow citizens. Soon people were searching the archives. Jim Frank has spoken to Bert Konopatzky who took part in the demonstration which led to the Stasi opening its gates.

Photo:East Germans streaming into the secret police headquarters in Berlin on the night of January 15th 1990. Credit: Zöllner/ullstein bild/Getty Images.