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 Arsenal government small arms production through the Second Industrial Revolution until the arsenal was demilitarized by the Treaty of Versailles in 1919. Following demilitarization, arsenal machinery was used for manufacture of civilian goods by the state owned conglomerate "Deutsche Werke AG." By the 1930s, the arsenal became a laboratory for development of organophosphate insecticides. The citadel became a museum following World War II. Weapons manufactured at Spandau included: Spandau Arsenal Spandau Arsenal was the center for development of military small arms for Imperial Germany from the Industrial Revolution until 1919. Spandau engineered and tested improved infantry weapons. The Royal Prussian Rifle