History of the Berlin U-Bahn began on 1 March 1985; the first section to open was between Biesdorf-Süd and Elsterwerdaer Platz. The section to Hönow was to open on 1 July 1989, just a few months before the fall of the Berlin Wall. On 9 November 1989, following months of unrest, the travel restrictions placed upon East Germans were lifted. Tens of thousands of East Berliners heard the statement live on television and flooded the border checkpoints, demanding entry into West Berlin. Jannowitzbrücke, a former ghost station, was reopened two days later as an additional crossing point. Rosenthaler Platz and Bernauer Straße on the U8
Berlin Customs Wall thus turning Berlin into a central transport hub for Prussia and the German Customs Union. With the rise of Berlin, new suburbs were built outside the Customs Wall, which increasingly became a hindrance to the continued development of the city. In 1860 the Customs Wall was removed and on 1 January 1861 Berlin amalgamated its suburbs resulting in a doubling of the city's population. The remaining walls were demolished for the most part between 1867 and 1870 - including most of the gates. Only some imposing gates were kept, the Brandenburg Gate being the only one to be rebuilt after