Embassy of the United States, Berlin not be considered a capital until Berlin was unified. Relations with the East German state were hampered because of this policy, and by the erection of the Berlin Wall in 1961. The wall made the site of the former U.S. Embassy, still owned by the U.S. government, an inaccessible vacant lot that was part of the security zone separating east and west Berliners. The site became accessible after the Berlin Wall came down in November 1989, but remained a vacant lot until the 2004 groundbreaking for construction of a brand new U.S. Embassy. In the early 1970s the U.S., along
Berlin-Wannsee station is that there is only Potsdam-Griebnitzsee shuttle until it was discontinued in 1962. Residents commuted only to East Berlin via the longer Berlin outer ring from Potsdam through regional express trains, and the only trains running on the Berlin–Magdeburg railway was transit traffic from the West Berlin via the GDR to West Germany and other countries. Later on, after the fall of Berlin Wall, the line was re-connected to Potsdam again. Reconstruction began in April 1991 and was completed in 1 April 1992. Between the fall of Berlin Wall and 1 April 1992, Potsdam was connected through the fastest way