Fall of the inner German border Fall of the inner German border The fall of the inner German border came rapidly and unexpectedly in November 1989, along with the fall of the Berlin Wall. The event paved the way for the ultimate reunification of Germany just short of a year later. Just as an earlier generation of Germans had found that the way to defeat the supposedly impregnable Maginot Line was simply to go around one end of it, so too hundreds of thousands of East Germans found an escape route across the border of East Germany's erstwhile ally, Hungary. The inner German border's integrity relied
Berlin Wall that year (). Similar, very limited arrangements were made in 1964, 1965 and 1966. In 1971, with the Four Power Agreement on Berlin, agreements were reached that allowed West Berliners to apply for visas to enter East Berlin and East Germany regularly, comparable to the regulations already in force for West Germans. However, East German authorities could still refuse entry permits. East Berliners and East Germans could not, at first, travel to West Berlin or West Germany at all. This regulation remained in force essentially until the fall of the Wall, but over the years several exceptions to these rules