Four-Power Authorities of Germany. Both were in West Berlin, Germany, and existed during the Cold War from 1948 to 1989. These were the Berlin Air Safety Center and Spandau Prison (which was demolished in 1987 when Rudolf Hess, the sole remaining prisoner, died). These two organizations were uniquely four-powered in that American, British, French, and Soviet authorities cooperated in their management. This was a far cry from the intensely adversarial relations the allies had with the Warsaw Pact leader in almost every other aspect of world affairs during this time. Both organizations remained low-profile and secretive during their existences to avoid highlighting
Spandau Spandau Spandau () is the westernmost of the twelve boroughs ("Bezirke") of Berlin, situated at the confluence of the Havel and Spree rivers and extending along the western bank of Havel. It is the smallest borough by population, but the fourth largest by land area. Modern industries in Spandau include metal working, and chemical, and electrical factories. BMW Motorrad's Spandau factory made all BMW's motorcycles from 1969 until final assembly plants were added in Rayong, Thailand in 2000, and Manaus, Brazil in 2016. "Rathaus Spandau", Spandau's seat of government, was built in 1913. Other landmarks include the Renaissance fortress Spandau