Berliners from East and West celebrating the opening of the border at the Berlin Wall, Brandenburg Gate, Berlin, 9th November 1989 (photo); Berlin, Germany; (add.info.: the freedom of passage between West Berlin and the German Democratic Republic (East Germany) was announced on the 9th November 1989 and was followed by German reunification, which was formally concluded on 3rd October 1990; Brandenburger Tor; Deutsche Demokratische Republik;); .