Given a sentence in English, provide an equivalent paraphrased translation in German that retains the same meaning both through the translation and the paraphrase.
Q: The joint management of the memorial by the United States Navy and the National Park Service was founded on 9 September 1980 .
A: 
Die gemeinsame Verwaltung der Gedenkstätte durch den National Park Service und die United States Navy wurde am 9. September 1980 eingerichtet.